Submitted by examrobotsa on Thu, 01/01/1970 - 05:30 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 the code given below:1 only 2 and 3 only1 and 3 only1, 2 and 3 stats: 0,992,480,72,992,96,312