Attributive. When you’re describing someone, you call their characteristics attributes so the same applies here when you’re using adjectives to describe the quality of a noun.
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eish I don't know the answer
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the answer is b because he needs more social interaction
Do you have an example of the "text"? It's difficult to answer a question like this without seeing the text itself.
Main pieces of imagery can be something describing how stuff looks, smells, feels, or what it sounds like. It should create a picture in your head. So whatever helps illustrate the text for you is an example of imagery! Hope this helps!