95. What is a meta-analysis?
(A) A meta-analysis is a study on research methodology.
(B) A meta-analysis concludes findings of various studies.
(C)A meta-analysis analyzes works composed by Mozart.
(D) A meta-analysis is an analysis of many studies on one subject.

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統計: A(13), B(25), C(5), D(46), E(0) #3254276

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