Choose the One Alternative That Best Completes the Statement or Answers

Multiple Choice

Choose the one alternative that best completes the statement or answers the question.
Solve the problem.
-Let $\mathrm { f } ( \mathrm { x } )$ compute the time in hours to travel $x$ miles at 36 miles per hour. What is the interpretation the solution of $\mathrm { f } ^ { - 1 } ( \mathrm { x } ) = 8$ ?

A) The hours taken to travel 8 miles
B) The miles traveled in 8 hours
C) The hours taken to travel 36 miles
D) The miles traveled in 36 hours