In this task, you need to answer the given multiple-choice question on the physics. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.
Q: Problem: there is rain at a rate of 12 centimeters per hour all over new jersey . somewhere downtown in new jersey a group of students are waiting for the rain to stop . if the rain filled a tank the with a base area of 250 square centimeters and a depth of 6 centimeters , how long did the students wait for the rain to stop ?
Options: ['a ) 8 hours', 'b ) 4 hours 25 minutes', 'c ) 3 hours 15 minutes', 'd ) 6 hours', 'e ) 2 hours']
A:
e