Answer:
C) Helen falls in a heap on the floor and begins to sob because she has never felt so lonely.
Explanation:
From the paragraph, the tone is that of loneliness and regret at leaving home because she is not sure she made the right decision.
So falling in a heap and sobbing because of her loneliness consistently reflects the tone of regret and loneliness.
Answer:
D "Hydroelectric plants are more efficient at providing for peak power demands during short periods than are fossil fuel and nuclear power plants."
Explanation:
The sentence that describes a way hydroelectric plants are better than other power plants is option D.
This is because, it details why hydroelectric plants are more efficient at providing peak power demands during shorter periods than fossil fuels and nuclear power plants.
