A:a>b>c
B:c>b>a
C:b>a>c
D:b>c>a
In some Asian countries, people eat with chopsticks.
集合A={-1,0,1},B={y|y=x2+1,x∈A},则A∩B=( )
下列现象中,不能用惯性知识解释的是 ( )