Suppose That an Economics Professor Selects Two Students,Byron and Regina,to

Suppose that an economics professor selects two students,Byron and Regina,to participate in a classroom experiment.The professor gives Byron ten $1 bills.Byron must pick an allocation of the ten $1 bills to offer to Regina.If Regina accepts the allocation,each student keeps his or her portion of the money.If Regina rejects the allocation,the professor keeps the $10,and each student receives nothing.Byron selects $9 for himself and $1 for Regina.Based on the studies of human decision making,which of the following statements is correct?

A) If Regina accepts the offer, she is behaving rationally.
B) If Regina rejects the offer, she may value fairness more than $1.
C) If Regina rejects the offer, Byron made a bad choice by trying to keep $9 for himself.
D) Any of the above could be correct.