PLS HELP A student takes some cold water in a beaker and dissolves two tablespoons of salt in it. When the student adds one more tablespoon of salt it gets settled at the bottom of the beaker. The student warms the water and observes that the salt disappears. What can be the reason for this observation?

Heat increases the solubility of water

Heat evaporates the excess salt in solution

After heating the solution become saturated

Two table spoon of salt makes the solution unsaturated