He Gonzales family drove 300 miles on the first day of their vacation and 250 on each day after that. Let d represent the number of days they drove after the first day. Which expression gives the total distance they drove?
A250 + 300d
B250 + d + 300
C+ 300
D250d + 300
A250 + 300d
B250 + d + 300
C+ 300
D250d + 300