Nine years old children are taller than 7 years old ones. It is an example of
(A) Vertical studies
(B) Cross-sectional studies
(C) Experimental studies
(D) Case studies
Answers
Answered by
5
Answer:
B
HOPE IT HELPS YOU
PLEASE MARK ME AS BRAINLIEST
AND PLS DON'T FORGET TO GIVE SOME THANKS
Answered by
0
Explanation:
B) cross-sectional studies
HOPE HELPS yOU
Similar questions