To avoid confusion from a misplaced modifier, a participial phrase should be placed at the beginning of the sentence.
Answer:
Diet and exercise
Explanation: limited movement creates a sedentary lifestyle, which is bad for your heart, and intake of drugs/alcohol and stress/anxiety can put stress on your heart that could increase your risk of heart disease
Hope this helps!
Answer:
Genetics.
Explanation:
Over time animals and plants of all sorts have evolved into several different things. there is no limit to the differences that can exist, as life is ever changing.
The principal reason for the economic boom in the United States after the Second World War was a shortage of consumer goods combined with a reserve of purchasing power in the form of accumulated savings.
I'm pretty sure it was the immigrants