45. In Paragraph 4, the author introduces socioeconomic inequality primarily to __________ .
(A) illustrate one criticism concerning unequal access to performance-enhancing technologies
(B) demonstrate that poorer countries should avoid investing in elite sports
(C) explain why technological innovation should be banned
(D) compare amateur sports with professional competitions
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統計: A(2), B(1), C(0), D(0), E(0) #3955185
統計: A(2), B(1), C(0), D(0), E(0) #3955185