In the sentence “In spite of fact that the fishermen were wearing sou’westers, the storm was so heavy that they were wet through”, the context clue used is（ ） .
A、word structure
B、example
C、definition
D、relevant detail
【正确答案】：D
【题目解析】：题干中的句子里用了一个不常见的词sou’westers，表示“长雨衣”，是人们在暴风雨的环境下才会穿的。通过相关细节暗示了句子的意义。
