Answer:
11. band
12. platoon
13. class
14. committee
15. bunch
Explanation:
Collective nouns refer to names used for a collection of people or things.
11. The <u>band</u> played a wonderful music in the park.
12. A <u>platoon</u> of soldiers was deployed near the city hall.
13. Our <u>class</u> will visit the TV station.
14. The <u>committee</u> on programs did a good job.
15. A <u>bunch</u> of keys was found under the tree.
Sentence number four.
1. a
2.c
3.b
Answer: the behavior of someone like for example that person is acting annoying or He/she is loud and nosey.
the answer is D