Problem: A patient has a choice between four different prescription plans through their health insurance. The options are: Option A: $105 monthly premium with a $15 co-pay per prescription Option B: $100 monthly premium with a $20 co-pay per prescription Option C: $115 monthly premium with a $10 co-pay per prescription Option D: $110 monthly premium with a $12 co-pay per prescription Which option is the most expensive if the patient fills 7 prescriptions each month? Option A Option B Option C Option D