On Halloween Casper ate \dfrac{1}{3} of his candies and then gave 2 candies to his brother. The next day he ate \dfrac{1}{3} of his remaining candies and then gave 4 candies to his sister. On the third day he ate his final 8 candies. How many candies did Casper have at the beginning?
Answer Choices
A. 30
B. 39
C. 48
D. 57
E. 66