Mary scored a total of 27 points in a basketball game. During the game, all her points came from 3-point shots and 2-point shots. The number of 3-point shots she made is 4 more than her 2-point shots. How many 3-point shots and 2-point shots did she make?

A) 2 three-point shots and 6 two-point shots
B) 3 three-point shots and 7 two-point shots
C) 6 three=point shots and 2 two-point shots
D) 7 three-point shots and 3 two-point shots