Jeanette Is Willing to Pay $100 for the First Pair

Multiple Choice

Jeanette is willing to pay $100 for the first pair of shoes,$80 for the second pair,$50 for the third,and $30 for the fourth.If shoes cost $50 and assuming that she buys shoes when she's indifferent about buying a given pair,Jeanette will buy _____ pairs of shoes and her total consumer surplus equals _____.

A) four;$110
B) three;$230
C) three;$80
D) four;$80