请选择CBA2t/U1H;Q3J-v/A6S*G*A6P.x1o2~+r Is it on the tree? Yes, _________.4]8k8N:V-o+M8y(g6L/R*y
A. it not4]8k8N:V-o+M8y(g6L/R*y
B. it is4]8k8N:V-o+M8y(g6L/R*y
C. it is not4]8k8N:V-o+M8y(g6L/R*y