C++

A Hat esecution of a program B. Restart esecution of program c. Est from loop switch statement 18. What is function? A. Function is a block of statements thst perform some speofic task B. Function is the fundamental modular unit. A function is usually designed to perform a specific task. Finton a block of code that perform D. All of the above. 5peofic task. It has a name and it is reusable 11. Which one of the following sentences is true? A. The body of a while loop is executed at leest once. B. The body of a do while loop is executed at least once C. The body of a do while loop is executed zero or more times D. A for loop can never be used in place of a whle loop 12. Which of the following could represent the Booleen value true? D.-1 E. An of the above 13, What will be the output of the following statements? int a-4, b-7,c c-a--b cout