susan is currently working 2 part time jobs and is frustrated about poor economy. on election dsy she votes for every challenger on the ballot. what type of vote did she cast

Based on the information provided, it sounds like Susan cast a "protest vote." A protest vote is typically one where a voter chooses candidates who are challengers or third-party options rather than established incumbents, often as a way to express dissatisfaction with the current political situation or the options available. In this case, Susan's frustration with the economy and her decision to vote for every challenger suggests that she is using her vote to signal discontent with the status quo.