Maria Has to Choose Between Driving and Taking a Train

Multiple Choice

Maria has to choose between driving and taking a train to destination A. Traveling by train will cost her $400 and will take 4 hours. Driving to destination A takes 6 hours, and the required amount of gasoline costs $250. Her opportunity cost of time is $15 per hour.
-Refer to the scenario above.If the opportunity cost of time increases to $80 per hour,which of the following statements is true?

A) Maria should choose to drive, as it saves her $10.
B) Maria should choose to drive, as it saves her $150.
C) Maria should choose to travel by train, as it saves her $10.
D) Maria should choose to travel by train, as it saves her $150.