According to the author, one advantage that rooftop gardens have over parks is that they .................................. A. decrease the Urban Heat Island Effect B. replenish the air wit

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According to the author, one advantage that rooftop gardens have over parks is that they ..................................

decrease the Urban Heat Island Effect

replenish the air with nourishing oxygen

do not require the use of valuable urban land

are less expensive than traditional park spaces

Giải thích

Chọn C