Answer:
the story is set shortly after WWI on ship-trap island.
Adverb phrases describe why something is done, or how, or where: they gave more information about the circumstance.
Here it's <span>C. During our second visit - it gives the information about when the relevant action happened. </span>
It is hard to recover fossils due to the fact that they are under rock that has solidified over thousands and thousands of years. Also, the bones are very fragile so people have to take a lot of time in order to recover the fossils from the ground.
Answer: D. Colleges put too much emphasis on standard test scores.
A controversial argument is one which is likely to cause disagreement among people. Controversial arguments often cause disputes or debates among people with different points of view. In this case, while the author thinks that colleges put too much emphasis on test scores, other people participating in the conversation might disagree with the statement and might want to debate it.
