Can you please help me answer the following C programing questions

Multiple choice

1. Why is it important for a structured construct to have 1 entry point and 1 exit point.

a. it allows the contents of the construct to be changed without impacting the rest of the program

b. it makes the code faster to execute

c. it is impossible to make more than 1 entry and exit point

d. the rules of C state there cannot be more entry and exit points

2. A variable n could have values 1, 2 or 3. You want to execute a different sequence of statements for each of the possible values of n. What is the best way to do this?

a. use an iteration

b. use a compound condition

c. use a series of if where there is another if in the else portion of every if except the last.

d. use one nested inside the true sequence of another if

3. Select all of the following which are true about if statements.

a. they can execute a sequence or skip it entirely

b. they are a form of iteration

c. the selection is based on a condition

d. they can execute either one sequence or another

4. An if statement can contain either a single statement or a code block.

a. True

b. False

5. Selection constructs represent

a. which path to take through the statements in a program

b. how we choose the values for variables

c. whether to run your program or not

d. a way to repeat the same statement over and over

6. Select all that are true about flow charts.

a. Flow charts list the steps in solving a problem as text

b. flow charts never put arrows on their lines

c. flow charts have symbols for iteration, selection and sequences

d. flow charts have special symbols for printing

7. An if can select from more than 2 sequences by

a. by using a switch statement

b. by using a compound condition

c. using if statements in the else sequences of previous if statements

d. numbering the sequences