Joanie runs the concession stand for the school's baseball games. At each game, the best selling items are pretzels and hot dogs. Pretzels are $3 each, and hot dogs are $2 each. Today she sold 15 more hot dogs than pretzels and made $195 in total sales.
Use a system of equations to model the situation above, and determine which of the following are possible amounts of pretzels and hot dogs that Joanie sold today.
A. 35 pretzels, 45 hot dogs
B. 15 pretzels, 30 hot dogs
C. 31 pretzels, 51 hot dogs
D. 33 pretzels, 48 hot dogs
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