Respuesta :

AlbertEinstein23

Answer:

1. They are much shallower than the rest of ocean

2. Most commercial exploitation from the sea

3. they help us learn when life began on earth

thats all i know man hope it helps

Explanation:

MrSmart200020
They at shallower the normal ocean and continental shelf’s are country owners if it’s in the territory at least 12 nautical miles