“创新就要不断解放思想、实事求是、与时俱进。实践没有止境，创新也没有止境。”这说明（   ）

                              What to Bring When Visiting Lijiang of Yunnan
Welcome to Lijiang. Lijiang is a nice place to visit. If you visit Lijiang, you’d better do as the following.

已知定义在$R$上的函数$f\left(x\right)=2^{\left|x-m\right|}-1$($m$为实数）为偶函数，记$a=f\left({\log }_{0.5}\right)3,b=f\left({\log }_{2}5\right),c=f\left(2m\right)$,则$a,b,c$的大小关系为（）