—Whose is the T-shirt?—It’s .A. herB. myC. hisD. your

问题补充：

—Whose is the T-shirt?—It’s .

A. her

B. my

C. his

D. your

答案：

A. her

B. my

(答案→)C. his

D. your

解析：根据问句可知这是谁的t恤，由答语的结构可知需要名词性的物主代词，A，B和D都是形容词性的物主代词，故选C。