Considering entropy `(S)` as a thermodynamics parameter, the criterion for the spontaneity of any process is
A. `DeltaS_"system" -DeltaS_"surrounding gt 0" `
B. `DeltaS_"system gt 0"` only
C. `DeltaS_"surrondings gt O"` only
D. `DeltaS_"system + " DeltaS_"surrounding gt 0 "`