A simple expression for the velocity of molecules in a gas is:In terms of fundamental dime...

A simple expression for the velocity of molecules in a gas is:

In terms of fundamental dimensions, what are the dimensions of the constant K if the velocity (v) is given in meters per second, pressure (P) in pascals, and density (ρ) in grams per cubic centimeter?

(A) L–1T

(B) LT–1

(C) L–2T

(D) Dimensionless