读江南某地等高线地形图,夏季在此地野外探险需搭帐篷宿营。图中陡崖相对高度H的范围是( )
A:40 m≤H<120 m
B:80 m≤H<160 m
C:120 m≤H<160 m
D:160 m≤H<240 m
《花的勇气》题目的特点是_____。
more knowledge, he attended many classes last year.