sediments are being deposited. water is being polluted. rocks are being weathered. ground water is being depleted.
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Land subsidence (ground level dropping) is most likely an indication that
Possibilities:
- sediments are being deposited.
- water is being polluted.
- rocks are being weathered.
- ground water is being depleted.

ground water is being depleted.