The Equilibrium Constant K_p (In Atm) for the Dissociation Reaction

Multiple Choice

The equilibrium constant K_p (in atm) for the dissociation reaction of Cl₂
Cl₂ 2Cl
was measured as a function of temperature (in K) . A graph of ln K_p versus 1/T for this reaction gives a straight line with a slope of -1.352 × 10⁴ and an intercept of 14.51.
-From these data, which of the following statements is true?

A) The reaction is endothermic.
B) The reaction is spontaneous.
C) The reaction is exothermic.
D) None of these statements is true.