Yap Et Al (2013, Experiment 1) Gave Participants the Opportunity to Cheat

Yap et al. (2013, Experiment 1) gave participants the opportunity to cheat by 'accidentally' giving them twice the expected amount for taking part in a study. They found that approximately _____ of participants who had previously held an expansive pose, and _____ of participants who had previously held a contractive pose, failed to return the money.

A) 70%; 40%
B) 50%; 20%
C) 40%; 70%
D) 20%; 50%