Which option is an example of a survey?
A. Having customers fill out a questionnaire about their favorite
brand of toothpaste
O
B. Finding the number of red jellybeans placed in an average jar of
jellybeans by counting
O
C. Placing different groups of people in different colored rooms and
recording their mood
O
D. Dividing a class into thirds, giving each third a different amount of
time to read, and then testing comprehension