单选题 The senator agreed that his support of the measure would jeopardize his chances for reelection.

【正确答案】 B

【答案解析】[解析] B项的意思是“处于危险境地，使处于危险”，而“jeopardize”表示“害处，危害，危险”故选B。A项“有利，益于”；C项“阻碍，阻饶”；D项“打搅”。