Given the task definition and input, reply with output. In this task, you need to answer the given multiple-choice question on the general math. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.

Problem: the total of the ages of amar , akbar and anthony is 66 years . what was the total of their ages 4 years ago ?
Options: a ) 71 , b ) 44 , c ) 54 , d ) 16 , e ) 18
c