What evidence do historians use to show that the maya had advanced knowledge of astronomy? a. huge temples aligned to the four cardinal directions b. the maya developed a 365-day solar calendar c. the maya had identified all the planets inn the solar system d. maya priests invented the concept of zero

In shifting to a defense policy based upon the concept of "flexible response," president kennedy was indicating that he had grave doubts about thevalue of which previous defense policy? a massive retaliationb collective securityc containmentd air power

Due to seriouse dogmatic differences between the orthodox church and the western christian churches, the orthodox xhurch is not in communication with the roman catholic and protestant communities

Which of the following problems did shays rebellion show about the articles of confederation? a. there was no federal standing army b. states couldn’t create their own tax laws c. the federal government imposed too many taxes on states d. there was too much federal regulation of interstate commerce