PLEASE HELP ASAP !! (A) Explain ONE way in which social structures in c. 1450-c. 1750 in the Americas compares to the social structures in China during the Qing dynasty.

(B) Explain ONE way in which challenges to an elite class affected political or economic structures in the period 1450-1750.

(C) Explain ONE way in which policies of monarchs and leaders withstood challenges in the period 1450-1750.

Which scenario is least likely to occur in a market economy? a) the government pays farmers to stop planting certain crops for a period of time. b) the government stops a factory from producing imitations of an expensive type of purse. c) the government offers tax breaks to companies that meet efficiency goals in their products. d) the government allows only two competitors to offer goods for sale on the country's highways.

Which statements describe continental crust? select the three correct answers. a-it is formed in all parts of the continents. b-it is made mostly of volcanic rock. c-it is destroyed by melting near the top of the mantle. d-it is less than 10 km thick. e-its ages ranges from very young to more than 4 billion years old.

Physical needs include: a. the need for sleep b. the need to feel safe c. the need to feel secure d. all of the above