It would put an enthusiastic vibe throughout the piece. So an excited feel I guess.
The relative pronoun 'who' refers to 'people' which is a subject of this sentence, so the correct answer is C, this is also a subject.
Answer: 1.The first part was unnecessary and the second part had words that were redundant
2. The extra words were deleted. There were redundancy issues.
Explanation:
1. The first part was unnecessary, since it was transitional phrases. The second part had words that were redundant. For example, you don't need the re in front of duplicate and with the word again. Or office in government with voting,
2. The extra words were deleted. There were redundancy issues. The motto less is more pertains to this sentence.