A(n) is an amendment that is presented to the people on the ballot of a statewide election to vote on . a. initiative b. referendum c. federalist system d. supremacy clause

An initiative is an amendment that is presented to the people on the ballot of a statewide election to vote on. The correct option among all the options that are given in the question is the first option or option "A". I hope that this is the answer that you were looking for and it has come to your help.