The average price of a movie ticket in the United States from 1980 to 2000 can be modeled by the expression 2.75 +0.10x, where x is the number of years since 1980. Which part of the expression corresponds to the cost of movie tickets in 1980? A. 2.75 + 0.10B. 2.75C. 0.10D. 0.10x