?Officers Legitimately Stopped an Auto and Had Probable Cause to Believe

?Officers legitimately stopped an auto and had probable cause to believe that it contained narcotics inside the passenger area.During the search of the car the officer found a closed paper bag and a zippered leather pouch.To lawfully search further,the officer

A) needs a warrant.
B) may immediately open the bag but not the pouch.
C) may immediately open both the bag and the pouch.
D) must arrest the occupants and only then search without a warrant.