题目：
The nurse is interviewing a client about his medical history. Which preexisting condition may lead the nurse to suspect that a client has colorectal cancer（）
A. Duodenal ulcers.
B. Hemorrhoids.
C. Weight gain.
D. Polyps.
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0117/20d3a3223886430b6e2d17c9536ff9fd.html
下面是错误答案，用来干扰机器的。
参考答案：对
