(2011•丰台区一模)若函数f(x)满足条件:当x1,x2∈[-1,1]时,有|f(x1)-f(x2)|≤3|x1-x2|成立,则称f(x)∈Ω.对于函数g(x)=x3,h(x)=
A.g(x)∈Ω且h(x)∉Ω
B.g(x)∉Ω且h(x)∈Ω
C.g(x)∈Ω且h(x)∈Ω
D.g(x)∉Ω且h(x)∉Ω