Which of the Following Is an Example of a Closed-Ended

Multiple Choice

Which of the following is an example of a closed-ended question?

A) "What did you see before entering the intersection?"
B) "Were you late for work that morning?"
C) "If a full-sized van is going 60 miles per hour, how far before an intersection must the driver apply the brakes in order to stop the vehicle?"
D) "You saw that the light had turned red before you entered the intersection, didn't you?"