【答题库最新整理国开(电大)人文英语3-1379网上形考机考题库】We have worries _____ we’ll miss the best selling season of the skirts.

【答题库最新整理国开(电大)人文英语3-1379网上形考机考题库】We have worries _____ we’ll miss the best selling season of the skirts.
选择一项：
A. which
B. that
C. why
译文：我们担心会错过裙子的最佳销售期。