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 domestication of llamas as pack animals c. the use of a calendar and a number system d. the existence of ball courts e. the construction of monumental pyramid-shaped temples f. the worship of the same sun god if you include a citation, or tell me where you got your information for you're answer, i'll mark you as brainliest