The cost, c(x), for a taxi ride is given by c(x) = 3x + 2.00, where x is the number of minutes. What does the slope mean for this situation?
A. The rate of change of the cost of the taxi ride is $3.00 per minute.
B. The rate of change of the cost of the taxi ride is $2.00 per minute.
C. The taxi ride costs a total of $3.00.
D. The taxi ride costs $2.00 per trip.