Which was not an important advance made by the maya a devised an accurate map of the world b developed a 365 day calendar c independently developed the concept of zero d tracked cycles of the moon, planets, and stars, and predicted eclipses

The only thing that they did not do was make a map of the world, so I would pick A.

civil disobedience, refusal to obey the demands or commands of a government or occupying power, without resorting to violence or active measures of opposition

the debate held in 1980 by carter and reagan was decisive for the elections. while carter tried to convince people that reagan was a "war hawk", reagan put all his efforts in showing the necessity to take care about medicare and the social security advantage. this debate reagan to win the elections