题目选项分析

Less than 10 percent of the world's people, and of the participants in combat sports worldwide, are left-handed. However, a majority of top-level competitors in combat sports worldwide are left-handed.

Which of the following, if true, most helps to resolve the discrepancy presented in the passage?

【选项】In many cultures, children are discouraged from performing tasks with their left hands, even if the left hand is their dominant hand.