Use the graph to answer the question that follows. Graph shows gallons of strawberry ice cream along the horizontal axis and gallons of chocolate ice cream along the vertical axis. Five points are plotted on the graph. Point A shows four strawberry and eight chocolate. Point B shows 15 chocolate and two strawberry. Point C shows four chocolate and twelve strawberry. Point D shows twelve chocolate and eight strawberry. Point X shows twelve chocolate and twelve strawberry. If there are only enough strawberries to produce 2 gallons of strawberry ice cream, how many gallons of chocolate ice cream can the shop efficiently produce? 0 4 12 15