The Roman engineering achievement that made large public structures possible was

A)
the development of concrete.

B)
the development of organized labor.

C)
the development of measuring devices.

D)
the development of advanced math concepts.

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In which part of the united states did women first begin to get the right to vote? o a. the south o b. eastern coastal towns o c. the west o d. northern industrial cities

Select the correct answer. how did agricultural advances affect chinese society during the middle ages? a. it led to population growth. b. it decreased life expectancy. c. it lowered industrial operations. d. it resulted in more people moving to rural areas.

Which statements describe how reformers fought for social change in the progressive era? check all that apply. 1. they founded a state university to promote industrialization. 2. they began a civil rights movement to promote equality between races. 3. they made it legal to manufacture and sell alcohol. 4. they built thousands of new schools and required attendance. 5. they promoted abstinence from alcohol and supported prohibition.