Adam has 4 1/3 gallons of apple juice, 3 5/9 gallons of orange juice, and 3 1/2 gallons of soda in his refrigerator.
How many gallons of juice does Adam have altogether in his refrigerator?
A.7 2/3 gallons
B.7 5/6 gallons
C.7 2/9 gallons
D.7 8/9 gallons