In a Two-Person Repeated Game,how Does a Tit-For-Tat Strategy Start

Multiple Choice

In a two-person repeated game,how does a tit-for-tat strategy start and then what happens

A) initial cooperation and then each player mimics the other player's last move
B) initial cooperation and then each player is unresponsive to the strategic moves of the other player
C) initial non-cooperation and then each player pursues his or her own self-interest
D) initial non-cooperation and then each player cooperates when the other player demonstrates a desire for the cooperative solution