The answer could actually be "climb" or "was climbing," but traditionally should be "climb." Hope this helps :)
Possessive common nouns are common nouns or pronouns that own other nouns. Apostrophes are used to indicate this possession. Example: I will not hide the teacher's glasses.
Answer:
a. Sarah doesn’t want to sit in the front row, nor do I.
b. Bill had to finish something at work, so he is running a little late.
c. The play starts in five minutes, so you’d better not go to the lobby now.
d. Making great tennis shots are a result of practicing the same stroke repeatedly. Being able to hit a golf ball well consistently is the likewise result of intense practice.
e. The senior students are performing extremely well in class. For example, Susan, Richard, and Kim take the highest grades.
f. You can stay at home or you can come alone. The choice is yours.
Explanation:
Just fixed one small error in each sentence. Hope they're correct for you!
The answer is (C).
In (A), there should be a comma before “Billy”.
In (B), there shouldn’t be a comma before “for”.
For (D), there should be a comma after “well”.
So, the answer is (C).