2) Raj opens up a lemonade stand for two hours. He spends $10 for ingredients and sells $60 worth of lemonade. In the same two hours, he could have mowed his neighbor’s lawn for $40. Raj has an accounting profit of ____, and an economic profit of ______.

a) $50, $10
b) $90, $50
c) $10, $50
d) $50, $90