He had long held a(n) ______ fascination with the horrors of con

He had long held a(n) ______ fascination with the horrors of contemporary warfare.
A、arbitrary
B、mortal
C、morbid
D、courteous
【正确答案】：C
【题目解析】：他长期以来一直对当代战争的恐怖有着一种（病态的）喜好。
A. arbitrary 随意的，任性的
B. mortal 致命的; 不共戴天的; 终有一死的

C. morbid 病态的; 有成见的; 恐怖的

D. courteous 有礼貌的; 谦恭的; 殷勤的