A mother cut a cake into $$12$$ equal slices. Her four children had a slice each and she had one too. Later, a neighbour ate four slices. What percentage of the cake was left at the end of the day? 
选项为:A:$$5\textbackslash\%$$  B:$$10\textbackslash\%$$  C:$$25\textbackslash\%$$  D:$$35\textbackslash\%$$  E:$$50\textbackslash\%$$  请回答其中一个选项.