The correct answer is B, a social class. 'Interest groups' have the same interest that influences them. "A political party' is about politics. And D isn't correct as this is not a culture, it is merely a class.
This can be looked at in two ways. It can be looked at as an answer, "Where is the tree." "Over the Cracks in the sidewalks", or it can be looked at as a sentence standing alone which is what I believe is happening.
It is A.) Sentance fragment
Answer:
The process of working collaboratively with a group of people in order to achieve a goal
Explanation:
“Language is a medium of expression. Literature is a collection of expressions via language. Language is expressive as its purpose is to express ideas, knowledge, and opinions, whereas literature is more imaginative.”