单选题 According to the passage, some GIs' brutal crimes against the South Korean populace ______.

A、 have been used as a pretext by some for their own expedient political purposes
B、 have caused damage to the reputation of every individual U.S. Serviceman in South Korea
C、 have delayed the plan to move the U.S. base to another location
D、 have worsened the official bilateral relation of U.S. and South Korea

【正确答案】 A

【答案解析】从文章第五段最后一句可知道答案。B错误，因为文中说韩国人并不因为个别军人的犯罪而责备整个军队；D错误，文中说美韩两国关系维持稳定"remain on an even keel"；C项内容，原文未提。