Answer Happy

Hello, I hope I can get some help. It would mean so much! The correct answer is C but I don't understand how we got 8 and 70 could someone please help.thank you
11) Use the following graph, where Sa and Da are the domestic supply and demand curves for a product, to answer the next question. ☆ Price $16 14 12 10 8 6 4 2 0 10 20 30 40 50 60 70 80 90 Quantity Da The world price of the product is $6. If an import quota of 40 units is imposed on the product, then the equilibrium price would be and the quantity consumed would be units. A) $12; 50 B) $10; 60 C) $8; 70 D) $6; 80 The difference 7o 11). C (