Which of the following should replace the question mark in the last column?

What acts of violence occurred in the united states during 1968 that dramatically altered the mood?

Which of the following inventions most directly allowed ancient farmers to produce a surplus? irrigation writing systems standardized currency the archway

During the Industrial Revolution, many factory owners who adopted the assembly line reduced both production times and costs. increased both production times and costs. reduced production times but increased costs.

What is the difference between canals and rivers?

Peru southeast of uruguay

10 ways the pandemic is affecting Americans

Which world leader saw the launch of sputnik i, the first man-made satellite to orbit the earth for his country?

Early humans were able to migrate into North America because of

Is the ability to identify the bones of the body an inherited trait?

The palmares kingdom was composed of escaped what?