Multiple Choice
What is meant by a cross-sectional design?
A) A study of several ages in several cultures, at either the same or different times
B) A study of one group of people at several times as they grow older
C) A study of people differing in age, at one point in time
D) A study of one group of people to different people of a different age at a different time
Correct Answer:

Verified
Correct Answer:
Verified
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