Space inserted to make a document more readable is called

How many times will the following loop display "Looping!"?

for (int i = 20; i > 0; i--) cout << "Looping!" << endl; a. 20 b. 19 c. 21 d. an infinite number of times

The ________ statement causes other program statements to execute only under certain conditions.

A) logical B) relational C) cin D) cout E) if