AMC 12 2001 Problem 1

The sum of two numbers is S. Suppose 3 is added to each number and then each of the resulting numbers is doubled. What is the sum of the final two numbers?

Answer Choices
A. 2 S+3
B. 3 S+2
C. 3 S+6
D. 2 S+6
E. 2 S+12