please help
1. the building and use of observation allowed Maya to develop
A. complex calendar
B. hieroglyphic writing
C. slash and burn argiculture
D. stone primades and temples
2. according to their religion the Maya believed that
A. king and priest could communicate with the gods
B. their King should be worshipped as living gods
C. priests and nobles should not mix together
D. human sacrifice was forbidden by the gods