The answer would be repetition Letter D
B. About three times per week, more friends gather to help ship the catch to a St. Louis chemical company called Bug Experimentation Incorporated, which pays one penny per firefly.
Answer:
C
Explanation: I hope it is C
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.