单选题 115, The human resources manager has warned labor unions that prolonged strikes could ______.the company's plans to invest in a new plant and lead to layoffs.
A. economize
B. jeopardize
C. monopolize
D. penalize

【正确答案】 B
【答案解析】选项(B)jeopardize意思为“危及”。单词warned(警告)、prolonged(长期的)、strikes(罢工)、layoff(解雇)均暗示风险。选项(A)economize(节约)、选项(C)monopolize(垄断)和选项(D)penalize(处罚)均不能用来描述对the company's plans(公司计划)的影响。