(1) Molecules are moving randomly in all directions in a container
(2) Molecules of a gas collide with each and the velocities of the molecules
(3) Degrees of freedom of a gas depends on the shape of gaseous molecules
$\begin{array}{1 1} (A)(1) \;and\;(2) \;only \\(B)(2) \;and\;(3) \;only \\ (C)All \;three \\ (D)(1) \;and\;(3) \;only \end{array}$
