The Reaction System CS₂(g)+ 4H₂(g)

The reaction system
CS₂(g) + 4H₂(g)
CH₄(g) + 2H₂S(g)
Is at equilibrium.Which of the following statements describes the behavior of the system if the partial pressure of carbon disulfide is reduced?

A) As equilibrium is reestablished,the partial pressure of carbon disulfide increases.
B) As equilibrium is reestablished,the partial pressure of hydrogen decreases.
C) As equilibrium is reestablished,the partial pressure of methane,CH₄,increases.
D) As equilibrium is reestablished,the partial pressures of hydrogen and hydrogen sulfide decrease.
E) As equilibrium is reestablished,all the partial pressures will increase.