A mixture of nuts is to contain 3 parts cashews to 6 parts almonds to 7 parts walnuts by weight. How many pounds of almonds will be needed to make 5 pounds of the mixture?
(A) 3/8
(B) 8/15
(C) 1 1/5
(D) 1 2/3
(E) 1 7/8


OA isE