Yolanda has a box that contains 8 3/4 dozen beads. She uses 3 1/4 dozen beads for a necklace and 1 3/4 dozen beads for a bracelet. How many beads are left in the box? This is a multi-step problem.
A. 3 3/4 dozen
B. 5 dozen
C. 12 dozen
D. 13 3/4 dozen