Which of the following is true?

Question

$\begin{array}{1 1}\text{The ideal behaviour of a liquid solution is due to the fact that the different molecules present in it do not interact with one other}\\\text{Henry's law deals with the variation of solubility of gas with temperature}\\\text{The constituents of an ideal solution follow Raoult's law under all conditions}\\\text{The addition of a nonvolatile solute to a volatile solvent decreases the boiling point of the latter}\end{array}$