Hi Chegg, I like some help with a few questions. Please clearly state the answer

Question

Hi Chegg,

I like some help with a few questions.

Please clearly state the answer. Thanks,

Question 015

A jetty is built to __________, while a groin is designed to _______.

protect beachfront homes; keep harbor mouths open

keep harbor mouths open; protect harbor mouths from waves

prevent sand from moving down beach/keep sand on the beach.; keep harbor mouths open

keep harbor mouths open; protect beach houses

keep harbor mouth open; preventing sand from moving down beach/keep sand on the beach.

protect beachfront homes; keep harbor mouths open

keep harbor mouths open; protect harbor mouths from waves

prevent sand from moving down beach/keep sand on the beach.; keep harbor mouths open

keep harbor mouths open; protect beach houses

keep harbor mouth open; preventing sand from moving down beach/keep sand on the beach.

Explanation / Answer

Answer : E

Jetty's are the structures that are projecting from land onto ocean. While groins are structures that are built on beaches to trap the sediments with out moving away from beach

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