PJ owns a PB&J business that sells pre-packaged PB&J's as a grab-and-go item at a food cart in New York City. PJ's demand for his sandwiches is 107 sandwiches per day, and he operates 300 days. How many sandwiches does PJ sell in a year?
a) 30,100
b) 32,100
c) 31,700
d) 30,700