$100 Price 838 868388 200 400 600 800 1,000 1,200 1,400 1,600 1.800 Quantity per period Refer to the above graph to answer this question. If the demand and supply were both to increase by 20 units, what would be the resulting equilibrium price and quantity? Select one: O A. $60 and 700. O B. $60 and 1,000. O C. $70 and 800 O D. $60 and 800 O E. $70 and 700