Find the correct option and provide solution. thank you

The question refer to the following reaction: In the manufacture of an important organic solvent, toluene (C7H8), from methyl cyclohexane (C7H14), the following reaction occurs: C7H14(g)C7H8(g)+3H2(g) Using only the information given by the equation, which of the following changes would increase the molar concentration of C7H8(g), at equilibrium? A) decrease the pressure B) increase the temperature C) decrease the concentration of C7H14(g) D) decrease the temperature E) add a catalyst