Josh has a bag containing pieces of candy. The bag contains 10 red circular pieces, 10 red square pieces, 10 blue triangular pieces, and 10 blue star-shaped pieces. He draws a red piece of candy from the bag.

What is the complement of this event?

A. He draws a blue piece.
B. He draws a square piece.
C. He draws a circular piece.
D. He draws a star-shaped piece.