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Questions 14—16 are based on the following passage. You now have 15 seconds to read Questions 14—16. What was the attitude in the 19th century toward resources of the sea

A．Declined.
B．Depleted.
C．Limited.
D．Unlimited.

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单项选择题

单项选择题

Questions 14—16 are based on the following passage. You now have 15 seconds to read Questions 14—16. What was the attitude in the 19th century toward resources of the sea 您的浏览器不支持 audio 元素。