2. 外语
  3. The______choice for a consumer, therefore, is the choice among the available ones that will enable him or her to maximize utilit

The______choice for a consumer, therefore, is the choice among the available ones that will enable him or her to maximize utilit

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问题 The______choice for a consumer, therefore, is the choice among the available ones that will enable him or her to maximize utility.
选项 A、optimal
B、optional
C、optical
D、optimistic
答案A
解析 本题考查形容词。optimal“最佳的，最理想的”；optional“选择的”；optical“眼的”：optimistic“积极的”。根据题意，此处应填optimal，表示“最佳选择”。故答案为A。
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