The answer is 1 , 2 , or 4 i'm not sure please mark as brainliest
Answer:
Many have agreed with Alfred Marshall, a leading 19th-century English economist, that economics is “a study of mankind in the ordinary business of life; it examines that part of individual and social action which is most closely connected with the attainment, and with the use of the material requisites…Jul 22, 2020
Explanation:
that is not the answer but will help you towards the answer
1. The engineers made pontoons so that they could easily cross rivers.
2. They dug beneath the enemy's city walls to weaken them.
3. Used battering rams to hammered the enemy city's gates.
A laissez faire attitude
This laissez faire attitude was not Roosevelt's approach to the Great Depression. It was more of involvement and interaction between the government and businessmen.
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Answer is A: Mongol made up the ruling class of the Yuan Dynasty
