data $=[$

$["$Name$",$ "Age", "City", "Salary", "Education"$],$

$["$John Doe", $28,$ "New York", $75000,$ "Bachelor's"$],$

$["$Jane Smith", $35,$ "San Francisco", $90000,$ "Master's"$],$

$["$Mike Johnson", $22,$ "Los Angeles", $60000,$ "High School"$],$

$["$Emily Davis", $40,$ "Chicago", $110000,"$PhD$"],$

$["$Chris Brown", $30,$ "Houston", $80000,$ "Bachelor's"$],$

$["$Sophia Miller", $25,$ "Miami", $65000,$ "Master's"$],$

$["$David Wilson", $32,$ "Denver", $95000,$ "Bachelor's"$],$

$["$Emma White", $27,$ "Seattle", $85000,$ "Master's"$],$

$["$Alex Carter", $45,$ "Dallas", $120000,"$PhD$"],$

$["$Olivia Taylor", $29,$ "Phoenix", $70000,$ "Bachelor's"$],$

$["$Daniel Lee", $38,$ "Boston", $100000,$ "Master's"$],$

$["$Ava Brown", $33,$ "Atlanta", $88000,$ "Bachelor's"$],$

$["$Ryan Davis", $26,$ "San Diego", $72000,$ "Master's"$],$

$["$Grace Martinez", $31,$ "Austin", $98000,"$PhD$"],$

$["$Ethan Adams", $36,$ "San Jose", $105000,$ "Bachelor's"$],$

$["$Mia Wilson", $23,$ "Portland", $68000,$ "Master's"$],$

$["$James Anderson", $42,$ "Philadelphia", $115000,$ "Bachelor's"$],$

$["$Lily Moore", $34,$ "Detroit", $92000,$ "Master's"$],$

$["$Michael Clark", $39,$ "Minneapolis", $110000,"$PhD$"]$

$]$

# Function to Filter Data

def filter$\_$data$($criteria$,$ value$)$:

$"""$

Filters the dataset based on specified criteria and value.

Parameters:

criteria $($str$)$: The criteria to filter by $(\text{'}$name$\text{'},$ 'gender', 'age', 'salary'$).$

value: The specific value for the criteria.

Returns:

list: Filtered list of records.

$"""$

filtered$\_$data $=[]$

for record in data:

if criteria $==$ 'name' and record$[0].$lower$()==$ value.lower$()$:

filtered$\_$data.append$($record$)$

elif criteria $==$ 'gender' and record$[1].$lower$()==$ value.lower$()$:

filtered$\_$data.append$($record$)$

elif criteria $==$ 'age' and record$[2]==$ value:

filtered$\_$data.append$($record$)$

elif criteria $==$ 'salary' and record$[3]==$ value:

filtered$\_$data.append$($record$)$

return filtered$\_$data

# User Input for Criteria and Value

print$("$Please enter the criteria for filtering $($options: 'name', 'city', 'age', 'salary'$)$:$")$

criteria$\_$input $=$ input$().$lower$()$ # Convert to lower case for consistent comparison

# Depending on the criteria, parse the value accordingly

if criteria$\_$input in $[\text{'}$name$\text{'},$ 'city', 'age', 'salary'$]$:

print$($f$"$Enter the value for $\{$criteria$\_$input$\}$:$")$

if criteria$\_$input in $[\text{'}$age$\text{'},$ 'salary'$]$:

value$\_$input $=$ int$($input$())$ # Convert to integer for age and salary

else:

value$\_$input $=$ input$()$ # Keep as string for name and gender

# Filter Data Based on User Input

filtered$\_$result $=$ filter$\_$data$($criteria$\_$input, value$\_$input$)$

# Function to calculate average salary

def calculate$\_$average$\_$salary$($data$)$:

total$\_$salary $=$ sum$($record$[4]$ for record in data$)$

average$\_$salary $=$ total$\_$salary $/$ len$($data$)$

return average$\_$salary

# Function to display data based on user input

def access$\_$data$($data$,$ user$\_$input$)$:

try:

user$\_$input $=$ int$($user$\_$input$)$

if $1<=$ user$\_$input $<=$ len$($data$)$:

return data$[$user$\_$input $-1]$

else:

return "Invalid input. Please enter a valid ID$.$"Also, calculate the average salary displayed in the dataset. Also, use the loop in the program and use the method if the user wants to insert or delete data in the dataset.