Which of the following demonstrates the law of demand? O a. After Qyatt got a raise at work, he bought more pretzels at $1.50 per pretzel than he did before his raise. b. Benjamin buys fewer croissants at $0.75 per croissant than at $1 per croissant, other things equal. C. Ashlyn buys more donut holes at $0.25 per donut hole than at $0.50 per donut hole, other things equal. d. Ellie buys fewer Snickers at $0.60 per candy bar after the price of Skittles falls to $0.50 per bag.