Which of the following is the largest fraction?  $$\dfrac{2}{15}$$,$$\dfrac{11}{15}$$,$$\dfrac{7}{15}$$,$$\dfrac{4}{15}$$ 
选项为:A:$$\dfrac{2}{15}$$  B:$$\dfrac{11}{15}$$  C:$$\dfrac{7}{15}$$  D:$$\dfrac{4}{15}$$  请回答其中一个选项.