Need help with this question, thank you :D

Alow pressure system is formed when an air mass cools over a cool surface and sinks. true or false

Find the slope of the line (6,4) and (3,2)

Select the best hypothesis explaining why countries may have preferred communism. communism promised jobs after the insecurities of war. communists forced the people to do what they said. communism was fueled by a dislike for democracy. communism provided economic freedom for businesses and workers.