Q.

In ‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐ study , a cross section of a community is studied at a particular period of time.

A. Cross‐sectional study
B. Correlation study
C. Experimental study.
D. none
Answer» A. Cross‐sectional study
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