Alex is in college and is having a hard time keeping up with their bills. They have asked their parents if they could put them back on their health insurance plan since they are currently paying $100 a month. They currently pay $150 a month for the two of them, and if they add them back on, it will increase to $200. Which method would Alex pay less of the monthly bill using? Select answer from the options below Stand-alone $50 Incremental $50 Stand-alone $80 Incremental $80