When the Reaction 2H₂S(g) 2H₂(g)+ S₂(g)is

When the reaction 2H₂S(g) 2H₂(g) + S₂(g) is carried out at 1065°C, K_p = 0.012. Starting with pure H₂S at 1065°, what must the initial pressure of H₂S be if the equilibrated mixture at this temperature is to contain 0.250 atm of H₂(g) ?

A) 1.06 atm
B) 1.86 atm
C) 0.94 atm
D) 0.90 atm
E) 1.52 atm