Jayden wants to lay sod on his front yard and on half of his back yard. His front yard has a length of 60 feet and a width of 80 feet.
His back yard has a length of 10 feet and a width of 40 feet. How many square feet of sod does Jayden need to purchase?
OA. 2,800 square feet
OB. 4,900 square feet
OC. 5,200 square feet
OD. 5,000 square feet​