Which sentence describes the main theme of the poem? (I, too)

It’s important to remain hopeful, even in the face of adversity.
Social change and progress takes place more quickly than you realize
People often don’t realize the depth of their own prejudice.
The color of your skin doesn’t determine whether or not you’re American.

The color of your skin doesn't determine whether or not you're American.

halibut, flounder, tuna, and trout are all fish. so your first answer is 1.) fish. and since fish is edible, your next answer would be 3). edible

to describe those fishes more thoroughly, some of those fishes live in fresh water, and some of the fishes live in salt water, and that is not a thing that they all have in common. the question is asking what is common with all of the fish, so answer choices 2). fresh water and 4). salt water are not right.

is this multiple choice?