The function f(x) = 4x + 8 represents the distance traveled by a herd of elephants in miles. The function g(x) = x − 1 represents the time the herd traveled in hours.

Solve f divided by g of 4, and interpret the answer.

A) 8; the number of elephants in the herd
B)one eighth; the number of elephants in the herd
C)8; the elephants' rate in miles per hour
D)one eighth; the elephants' rate in miles per hour