45. Which of the following is correct, according to this passage?
(A) In the past, people used cobwebs to treat wounds because they knew the medicinal effects.
(B) Band-Aids make use of cobwebs as one of its basic components.
(C) Penicillin was discovered in Fleming’s own collection of cobwebs.
(D) The webbing on cobwebs can help the liquid from wounds to coagulate.

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