"Inspired by Threads-A Fashion Challenge" Is a __________ Run Each

"Inspired by Threads-A Fashion Challenge" is a __________ run each year by Threads magazine.(This magazine is targeted toward professional clothiers and seamstresses.) The idea is to design and sew a garment and send the entry into Threads to compete with others for prizes such as sewing machines and cash.

A) deal
B) premium
C) sweepstakes
D) contest
E) end-run sample