Answer:
Discouraged
Explanation:
Even though somebody is trying to cheer him up, he still feels down and like being smart is impossible.
A collective noun is a kind of noun that denotes a collection of things or a group of individuals. The sentence that contains a collective noun is: The legislature met in secret session. The correct answer is option d. The collective noun in this sentence is the word "legislature". Legislature refers to the group who make laws.
They change shape due to a number of reasons.
The easiest reason to understand why they change is that they erode.
The coasts around the the world erode due to waves hitting cliffs, the wind batting against the coasts etc. Over a long period of time we can see that they change in shape.
(sorry I don't know why they move)
The question requires choices. Then, by showing the words, it'll be possible for the question to be answerable.