Concept:In a presidential system, the chief executive is elected by the people and therefore remains accountable to them.Explanation:The president is not answerable to the legislature for daily policy decisions.The legislature cannot easily remove the president except through a special process like impeachment.Because the president is chosen through popular election, the ultimate responsibility is to the electorate who voted him or her into office.This differs from a parliamentary system, where the executive is responsible to the parliament.Answer:C. electorate