At a restaurant, all tips are added together to be split among the employees at the end of a shift. The 4 waiters combined get fff\(\frac{2}{3}\)/fff of the money, the manager receives fff\(\frac{1}{4}\)/fff and the busboy receives the remainder. If 1 waiter and the busboy together receive $30, how much money was earned in tips for the entire shift?
A.$90
B.$96
C.$108
D.$120
E.$180
