根据上下文推断生词含义 — 英语词汇题
题目
阅读下面取自一则信件的句子，根据上下文推断画线单词的含义，选择最恰当的选项：
"We regret to inform you that the shipment has been delayed; however, we will expedite the delivery of your order as soon as the goods arrive at our warehouse."
画线单词：expedite
A. postpone B. speed up C. cancel D. inspect