The postorder traversal of the binary tree is
A. d e b f g c a
B. e d b g f c a
C. e d b f g c a
D. d e f g b c a
Answer:A
The postorder traversal of the binary tree is
A. d e b f g c a B. e d b g f c a C. e d b f g c a D. d e f g b c a