53 540 57 580 59 SRAS, SRAS, PRICE LEVEL AD AD. Y , Y, Y, QUANTITY OF OUTPUT Refer to Figure 33-1. The natural level of output occurs at a. Y1. b. Y 2. OOOO C. Y3. d. both Y 1 and Y3. Click Save and Submit to save and submit. Click Save All Answers to save all answers