Brian and Charles had some stickers. At first, the number of stickers Brian had was $$\frac{4}{7}$$ of the total number of stickers. Then, Brian sold $$\frac{3}{8}$$ of his stickers. Find the ratio of the number of stickers Brian had at the end to the number of stickers Charles had at the end. 
选项为:A:$$1:3$$  B:$$1:7$$  C:$$5:6$$  D:$$5:14$$  请回答其中一个选项.