Answer:
A. gerund
Explanation:
The phrase in the question is a gerund phrase.
Gerund phrases are marked by verbs with the "ing" ending, and in general terms, they represent an action in course.
The pharse in the question starts with "By singing the song...", thus, it is a gerund phrase.
The answer is most likely "The order of its main points"
Number one is the USA number two is C
The answer is drafting so it is c
Wow pretty difficult think it's b