Draw a decision tree for the following description (10%) A minimum of 5 percent discount applies for all purchases. If the retailer maintains an average monthly purchase volume of at least $100,000, a 15 percent discount applies, provided the retailer is an AGA member. When the retailer's purchase volume is under $100,000, the discount rate is 12 percent for AGA members and 7 percent for non-members. Retailers who are not AGA members, but who maintain a $100,000 monthly purchase volume, qualify for a 10 percent discount, unless the purchase totals less than $35,000