My me with in many ecosystems a shortage of limits the growth of many producers a. oxygen b. water c. bacteria

The answer is B. Water.

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.

answer; a muscle cell, another neuron and a of the above