Jolee is taking 2 programming courses online. Her total benefit from taking these 2 courses is $2,500. If she takes a third course, her total benefits increase to $3,000. Jolee should take this third course only if her Select one: 0 A. marginal opportunity costs are less than $400. 0 B. marginal opportunity costs are less than $500. 0 C. total costs are less than $2,500. 0 D. parents agree to pay for it. 0 E. total costs are less than $3,000