Which of the following are evidence that one civilization had a large influence on both the maya and the aztec? select all that apply a)the presence of shell artifacts in each civilization b) the use of calendar and a number system c) the existence of ball courts d)the construction of monumental pyramid-shaped temples e)the domestication of llamas as pack animals f) the worship of the same sun god

Correct answer choices are  :

The Aztecs and Mayans were two Mesoamerican civilizations that had much in common. Both civilizations followed 365-day calendars with similar signings and day/month figures. They also both praised a pantheon of gods during religious ceremonies, some of which included human sacrifice.

the name of the theory is landmass theory.

cause : british fleet attacks to resupply their troops the battle of yorktown malaria broke out among armies

description general george washington, commanding a force   french and continental troops,   battle of yorktown against british general lord charles

with the winner being george washington.