class Person:

def speak$($self$)$:

print$("$Hi$")$

class Salesman$($Person$)$:

def speak$($self$)$:

print$("$Buy something"$)$

class Professor$($Person$)$:

def speak$($self$)$:

print$(\text{'}$Learn something'$)$

class Chef$($Person$)$:

def speak$($self$)$:

print$(\text{'}$Eat something'$)$

Based on the above code, which of the following is correct?

Question $6$ options:

A Person is a Professor

A Chef is a Professor

A Person is a Salesman

None of these