Answer:
The War I think
Explanation:
What led to the European disease was the cause of the war that made many Americans come and then it called the disease
Anaerobic respiration (without oxygen) would caused muscle cells to produce lactic acid. This causes the muscles to ache and in the long term, damages them. Also anaerobic respiration releases far less energy (ATP) than aerobic respiration. So it is best for muscle cells to respire aerobically as they need more energy.
D- Park Clean-ups is the correct answer to this question.
It is the “parent” generation, or the “paternal” one which the rest are observed from.