Answer:
useless, irrelevant, like something that isn't important.
Explanation:
<span>They desired to spread their message of social reform</span>
Maybe a cappella because it's created with all voices and lacks the help of instruments.
The passage describes the Author's impression of students participating in the "Upward Bound" program and it is generally favourable towards the program, without giving a more specific reason for this favourable opinion, it's more the author's personal impression.
Thus, we could say that the author has a positive bias towards the program.
Do you want me to answer all of these? Ill answer 1 a steady beat is a focused beat that keeps moving forward and a Rhythm is a pattern of musical notes