C++ questions

Question 9 The body of a while loop is executed whenever the expression evaluates to false. whenever the expression is evaluated whenever the expression evaluates to true whenever a while loop is encountered None of these. Question 11 The loop control variable (LCV) is a variable in the expression initialized prior to the while statement. None of these. All of these. a variable in the body of the loop Question 13 When a semicolon is placed at the end of the expression the action of the while loop is empty the statements in the braces do not form the body of the loop All of these. the action of the while loop is null None of these