A Researcher Gave Giant Chocolate Bars to Half of Her

A researcher gave giant chocolate bars to half of her research participants. Those with chocolate bars wrote down how much money it would take to convince them to sell the bar, and those without chocolate bars indicated how much they would pay to get a chocolate bar. According to research on how people respond to loss and gain, which outcome is most likely?

A) Sellers wanted an average of $5 and buyers were willing to pay an average of $7.
B) Sellers wanted an average of $7 and buyers were willing to pay an average of $5.
C) Sellers wanted an average of $5 and buyers were willing to pay an average of $5.
D) Sellers were willing to give half the bar to those without, since it was an unexpected gift.