I can't figure out how to graph

Score: 0 of 2 pts 29 of 29 (27 complete) HW Score: 86.67%, 52 of 60 X Concept: Demand for Public Goods 2 Question Help The figure illustrates the demand for Netflix movies by Kate, Mattie, and Sara, who share an apartment. Assume movies for the apartment mates are non-rival and non-excludable. Q Using the line drawing fool, construct the demand curve for movies for the three apartment mates. Label this line 'DTotal" Q Carefully follow the instructions above, and only draw the required object. Price ($ per movie) 12- DSara 10- 4-DKate 8 9 10 11 12 Movies Click the graph, choose a tool in the palette and