Answer:
D
The U.S. and the USSR became involved in the
political affairs of other countries
Explanation:
To prevent a repeat of U.S. involvement in World War I
The Indian government had problems in reducing air pollution
because the people in their country does not want to slow down the economy
growth—in which, this is the main problem as to why air pollution rises. In
order to meet their goals, it is best to reduce the cause of why their problem
is happening and to establish alternatives in a way of having to solve the
problem that they have.