In the following two isothermals shown at temperatures $\;T_{1}\;$ and $\;T_{2}\;$ . Which of the following relations is correct ?

Question

$(a)\;T_{2} > T_{1} \qquad(b)\;T_{1} > T_{2}\qquad(c)\;T_{1} = T_{2}\qquad(d)\;T_{1}=\large\frac{T_{2}}{4}$