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问题 单项选择题

在物流活动的基本职能中，能够创造商品的时间效用的是()。

A.运输活动

B.储存活动

C.装卸搬运活动

D.流通加工活动

答案

参考答案：B

解析：运输活动创造空间效用，流通加工活动创造形质效用，储存活动创造时间效用。

问答题

所谓不可抗力是指什么？它所引起的法律后果是什么？
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单项选择题

Assume that the market for paper supplies and the market for toothpicks have the following char acteristics : The Market for Paper Supplies is comprised of: A large number of independent sellers Differentiated products Low barriers to entry/exit The Market for Toothpicks is comprised of: A large number of independent sellers Homogeneous products No barriers to entry/exit The Papyrus Company operates in the market for paper supplies and Wudden Floss operates in the toothpick market. The sales managers for both companies want to know how a change in price will affect the quantity sold. Which of the following choices best completes the following sentence If both firms increase prices, the quantity sold by Papyrus Company will:（）

A. increase, and the quantity sold by Wudden Floss will decrease.

B. decrease, and so will the quantity sold by Wudden Floss.

C. decrease, and Wudden Floss will sell nothing.
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