So
In Addition
Because
Next
Answer:
B
Explanation:
No one has been able to satisfactorily explain
how or …why… The Moon sporadically sparks.
Answer:
D
Explanation:
The core of the short text is literally stated in the conclusion: "Many of our country’s organizations benefited from Carnegie’s help."
The rest of the text is to support that main idea.
One drawback of voluntary trade is that it can make one group dependent upon another for necessary goods.
