Um I think you swapped B and C around but it would be COMPONENTS OF A HOUSE. A house has many things in it and need to have certain things in it to stand up. Like in some cases there needs to be support. In others it can support itself.
Answer: A simile.
Explanation:
While being interviewed by a local news crew before the game against his old friends, now turned enemies, Arnold Spirit Jr. (known as Junior) feels uncomfortable with the questions. He´s suspicious of white people wanting to see Indians play against each other as if they were a degrading spectacle, like "watching dogfighting". This is a simile, a figure of speech that compares two different things by remarking their similarities.
Answer:
iT IS A THE REASON WHY IS BECAUSE IT BEST EXPLAIANS HIS CHAARACTER