The two findings introduced in paragraphs 1 and 3 can be used to justify the statement that_____.
A．every coin has two sides
B．everything is evolutionary
C．scientific findings might be contradictory
D．science is culturally defined

A.
A．every
B.everything
C.scientific
D.science

【参考答案】

A
解析：本题考查段落主旨+概括推理。