What if there were still dinosaurs? like the ones that are over 5 meters ?

If dinosaurs didn't go extinct, mammals probably would've remained in the shadows, as they had been for over a hundred million years. Humans, then, probably would've never been here.

the correct answer is a) egypt and china.

egypt and china are two of the world’s oldest civilizations known by man. both ancient empires have left a great historic and cultural legacy to the world through archeology. both civilzations developed complex social relations, had deep religious beliefs, had dominion of agriculture and left writing records to understand their customs and culture.

among the requirements to consider a civilization, we find urbanization, writing records, a place of residence, agriculture methods, technological specialization, means of transportation, currency, population density, social stratification, and political integration.

i am 99% sure that the increase of goods was because of nafta nafta stands for the north american free trade agreement to lift tariffs