I believe it is C, but I can't guarantee it.
There’s no formula that relates solubility to temperature, but you can look up the solubility constant Ksp of substance given and then take the square root of that to find solubility.
I think the correct answer from the choices listed above is option B. Salting is used as one of the methods of preserving fish because s<span>alting of fish leads to diffusion of water out of the fish, causing removal of water, making the fish drier which does not allow bacteria to grow.</span>