The urban planners are working for Eco Infrastructure Network, whose main function is to deal with urban environmental problems to make Super Star City greener, cleaner, and more sustainable.

The urban planners are working for Eco Infrastructure Network, whose main function is to deal with urban environmental problems to make Super Star City greener, cleaner, and more sustainable.

A. eye-catching

B. developed

C. long-lasting

D. friendly
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Đáp án: C
Sustainable = long-lasting (lâu dài)