According to paragraph 2, vertical farmers have to __________. A. use natural resources for farming B. work for a few hours each day C. replace the plants after each crop D. wait months for t

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According to paragraph 2, vertical farmers have to __________.

use natural resources for farming

work for a few hours each day

replace the plants after each crop

wait months for the crops to fully develop

Giải thích

Hướng dẫn giải:

Đáp án đúng: D

Thông tin đáp án A: in order to use artificial resources for farming, they must learn a great deal about modern machines. => sai

Thông tin đáp án B: Every day, there are many different tasks, so they also have to work hard from early morning until late at night to finish them. => sai

Không có thông tin đề cập đáp án C

Thông tin đáp án D: It can take months for crops to fully develop.