Which of the following is/are the possible consequence/s of

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Which of the following is/are the possible consequence/s of heavy sand mining in riverbeds?

1. Decreased salinity in the river

2. Pollution of groundwater

3. Lowering of the water-table

Select the correct answer using codes given below :

I.A.S. (Pre) 2018

[Conservations - Water, Air, Minerals]

A

1 only

B

2 and 3 only

C

1 and 3 only

D

1, 2 and 3

...

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