For the gas phase reaction
`PCl_(5)rarrPCl_(3)(g)+Cl_(2)(g)`
which of the following conditions are correct?
A. `Delta H lt 0` and `Delta S lt 0`
B. `Delta H gt 0` and `Delta S lt 0`
C. `Delta H = 0` and `Delta S lt 0`
D. `Delta H gt 0` and `Delta S lt 0`