When prices are (3,1); Yolanda chooses the bundle (9,21) and when prices are (1,3); she chooses the bundle (6,14). Which of the following is true?

A、The bundle (9,21) is revealed preferred to the bundle (6,14) and she does not violate WARP
B、She violates SARP but not WARP
C、The bundle (8,14) is revealed preferred to the bundle (9,18) and she does not violate WARP
D、She violates WARP.