Regarding speed of sound in gas, match the following
Column IColumn II(a)Temperature of gas is made 4 times and pressure 2 times(p)Speedbecomes2√2times(b)Only pressure is made 4 times without change in temperature(q)Speed becomes 2 times(c)Only temperature is changed 4 times(r)Speed remains unchanged(d)Molecular mass of the gas is made 4 times(s)Speed becomes half(t)Speed becomes 4 times