A less important subject under the main topic is called the .

subtopic
outline
main idea

Subtopic

Explanation:

Look at the answer choices and see which ones can be eliminated.

Outline: this is basically a laid-out structure for how someone wants to write an essay, create a project, etc; it doesn't match the description, so it's wrong.

Main Idea: wrong because we want the less important subject under the main topic

Thus, the answer is subtopic.

Hope this helps!

the answer is nurse.

it's like watching a fable, it's not really about the animals but rather it has a meaning that is understood by us and that is implicit, not explicitly said. implicit ideas are common and are used in almost all works of art, from writing to painting to sculpting.