Answer:
they can make people aware about population to balance , they can utilize their knowledge on development of society, they can participate in different development program etc
C. Confessing
Explanation:
the air is being compared to a blanket
1 - archaeology
6 - linguist
4 - nonverbal
3 - phonetics
2 - semantics
5 - syntax
To let the reader know it was a cold day.
