What is the solution set of the equation $\sqrt{2x+4}+4=x+2$ ?  $\textasciitilde$ 
选项为:A:$\textbackslash{0\textbackslash}$  B:$\textbackslash{6\textbackslash}$  C:$\textbackslash{0, 6\textbackslash}$  D:There are no solutions to the given equation  请回答其中一个选项.