Which of the following was a product exported by the olmec, is closely associated with their name, and lends strength to the argument that they were the originators of the mesoamerican ballgame?
corn
rubber
jade
cotton

The major impact third parties have on presidential elections has been to.. a. encourage larger vote turnout b. recruiter leader from the democratic and republican party to run for president c. generate increased party identification among the electorate d. developing issues that are later adopted by the major political parties e. drawn off of votes from the major parties to throw election into the house representatives