Please help will mark brainliest Which statement describes the relationship between seafloor spreading and continental drift?

As the seafloor spreading occurs, the continents do not move.
As the continents move, they pull the seafloor with them.
As the continents move, they create new seafloor at the coast.
As the seafloor spreading occurs, the continents move.

Long ago, people who lived in coastal north africa most often interacted with

While most people who lived in ancient egypt and the middle east avoided settling in nearby deserts, those regions protected them from their enemies. why do you think this was true?

Short answer/constructed response: respond to the question in 3-5 complete sentences. give details or examples to support your answer. attempt to answer all parts of the question in paragraph form! using the source 1 map, pick two of the 1800's territorial acquisitions you believe were the most important in the development of the united states. provide at least two reasons per territory to explain why you think they were the most important.