40岁女性，发现右乳外上象限直径3cm肿物，做肿物局部切除术后病理为浸润性导管癌，切缘净，右腋窝临床检查阴性，未行淋巴结清扫术，术后放疗的范围包括（）

A.单纯 * * 照射

B.右侧 * * ＋锁骨上下区

C.右侧 * * ＋腋窝＋内乳区

D.右侧 * * ＋内乳区

E.右侧 * * ＋锁骨上下区＋腋窝

Questions 1 to 5 are based on the following conversation.

A. The Internet makes too many things accessible to people.
B. His generation is hooked on the Internet.
C. Some of his friends make the Internet their whole life.
D. Not everyone has access to the Internet.