Several months ago, Jim ( ) that the tumors had spread through

Several months ago, Jim ( ) that the tumors had spread throughout his body.
A、find
B、find out
C、found out
D、found
【正确答案】：C
【题目解析】：考核单词和词组含义，find 找到，find out 发现，查明真相，句子含义是几个月前，他经过查询得知肿瘤遍布全身。