The Pre-Columbian civilizations of the Maya, Aztec, and Inca were similar in that they: (no links no viruses) if you do links I will report you! if you get it right I will mark as brainlist! A:lacked a strong central government.
B:showed little evidence of urbanization.
C:developed complex mathematical and calendar systems.
D:used more deadly and effective military technology than the Europeans.

Which 1962 act was designed to create more technical, trade, and scientific learning? a. manpower development and training act b. federal economic assistance act c. civil rights act d. opec act which statement gives the best example of a reason many oklahomans grew to disapprove of the vietnam war? a. oklahomans were angered that congress never officially declared war on vietnam, even though it lasted for years. b. oklahomans were upset that the war targeted a communist country in asia. c. oklahomans feared that after the war, the us would prepare to invade vietnam’s neighbor china. d. oklahomans believed that communism would inevitably spread throughout southeast asia. which of the following best explains the changes in higher education in oklahoma in the 60s and 70s? a. oklahomans ignored higher education and focused only on elementary school. b. oklahomans established vocational and occupational schools that later became community colleges. c. oklahomans decreased funding to vocational-tech schools and instead funded the university of oklahoma. d. oklahomans funded only four-year colleges, focusing only on supporting major universities. what was the most important reason why opec enforced a 1973 oil embargo, sending the us into a desperate energy crisis? a. opec feared that the us oil market threatened opec’s power to control oil prices. b. the us sided with israel against arab states, and opec instituted an embargo against those supporting israel. c. the us demanded that opec member-nations repay loans they had borrowed from the us. d. opec nations made a pact with the soviet union, which asked them to create the embargo. which city has a large asian american community, partly to the arrival of refugees after the vietnam war? a. tulsa b. lawton c. oklahoma city d. edmond the 1970s energy crises revealed all of the following facts about the american economy except a. america consumed more oil than it could sustainably produce b. opec had the power to regulate a valuable natural resource c. americans relied very heavily on foreign oil d. american oil production was enough to meet all of the country’s needs most community colleges that were established throughout oklahoma in the 1960s and 1970s offered students instruction to develop skills. a. vocational b. philosophical c. legal d. political