Imagine a question and stream-of-consciousness explanation for which this is the answer: (B)

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
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Question: What might have an envelope of proteins and enzymes?
Options:
- (A) fur seals
- (B) some viruses
- (C) Most plants
- (D) a fish
- (E) animal transport
- (F) animals
- (G) chickens
- (H) it needs them
Stream-of-consciousness: Some viruses have an envelope of phospholipids and proteins. Phospholipases are the enzymes that degrade phospholipids . Some viruses have an envelope of enzymes and proteins.