Answer:
Honestly, I'm not sure but hey your not the only one listening to depressing music, I've been listening to depressing music since last year.
Letter B and D seem the most logical answers, however Letter B seems to be the most logical one slightly mainly because barrier islands don't necessarily avoid storm surges but they do make an impact sorta however barrier islands mainly support the wind affects and waves from devastating and doing a lot more damage to the community. So therefore letter B. They provide protection from tornadoes the correct answer.
Darwin's theory of evolution was controversial in the 1800's because it contradicted the biblical view of creation. So the answer is B. I hope this helps :)