In splinter cell double agent(ps2)after sneaking behind a person,and after grabbing him,what to press ?

Question

Hi can any one tell me ,after sneaking behind and grabbing a person in splinter cell double agent (ps2)what should i press to kill him?i dont know..plz some one tell me so that i can balance the trust meter.Is it L1 or R1?And what should i press to knock him out?

Answer 1

L1 to knock him out R1 to kill him

Answer 2

Hold "down" and L1 to knock him out, if you want your trust meter up, if not, just kill him.