问题补充：
.
. ---Are all the titles of the articles in the contents?
---Yes, this one.
A. listed, including
B. listed, included
C. listing, including
D. listing, included
答案：
(答案→)A. listed, including
B. listed, included
C. listing, including
D. listing, included
解析：可联系答.案.网客服索取。
