What was true in the United States economy in the early 19thcentury?

Câu hỏi :

BÀI ĐỌC DÀI

A. Sophisticated technology first appeared

B. Machinery was used for the first time.

C. People were involved in trade to earn money.

D. A big amount of labor was employed in agriculture

* Đáp án

* Hướng dẫn giải

Đáp án : D

Dòng đầu tiên: In the early 1800’s, over 80 percent of the United States labor force was engaged in agriculture -> đầu những năm 1800, hơn 80 % lao động Hoa Kì tham gia vào nông nghiệp

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