Answer:
It illustrates how volcanic rock contributed to the formation of two islands at different times in the earth's history.
Explanation:
It doesn't talk about B and C, but D doesn't make sense either because that only occurred to the Hunga island.
Answer: A) the sentence refers to the lifespan and how it's effected by vaccinations.
Explanation:
B the first passage claims that students benefit from standardized testing while the second passage says they suffer due to it
Answer:
well you have to react to it. this isnt something we can help. sorry