本贴相关题目 TN-02-CR-20 (PELO)

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Shipping Clerk: The five specially ordered shipments sent out last week were sent out on Thursday. Last week, all of the shipments that were sent out on Friday consisted entirely of building supplies, and the shipping department then closed for the weekend. Four shipments were sent to Truax Construction last week, only three of which consisted of building supplies.

If the shipping clerk's statements are true, which of the following must also be true?

AAt least one of the shipments sent to Truax Construction last week was specially ordered.
BAt least one of last week's specially ordered shipments did not consist of building supplies.
CAt least one of the shipments sent to Truax Construction was not sent out on Thursday of last week.
DAt least one of the shipments that were sent out on Friday of last week was sent to Truax Construction.
EAt least one of the shipments sent to Truax Construction last week was sent out before Friday.