Answer questions
1, 2, 3a, 3b please:)

1.Waves shape the coast through erosion by breaking down rock and moving sand and other sediment.

2. 1. Crashes against land

   2. Hit the bottom

    3. Abrasion

3. a) rock X has been in the longer water because it is beginning to dissolve.

   b.) The process in which the rock is smooth happens from abrasion

Explanation:

Hope this helps;)

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