问题详情

Why do the master carvers work on the bottom figures？
A．Master carvers are usually too old to work at the top of the pole.
B．The figures near the bottom are more visible to the public.
C．The totem pole is too large for just one carver to complete.
D．The last carving is an honor reserved for the masters.请帮忙给出正确答案和分析，谢谢！