Suppose you are going to draw models of the four main biomolecules. Which statement describes how the models will be similar?

A. they will all be formed around carbon chains and rings.
B. They will all include a chain of amino acids
C. They will all have hydrocarbon chains connected only by double bonds

significant amounts of nitrogen oxides, carbon monoxide, and other pollution

explanation:

passenger vehicles are a major pollution contributor, producing significant amounts of nitrogen oxides, carbon monoxide, and other pollution. in 2013, transportation contributed more than half of the carbon monoxide and nitrogen oxides, and almost a quarter of the hydrocarbons emitted into our air.

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