$$2$$个人同时吃$$2$$个馒头用$$2$$分钟，$$10$$个人同时吃$$10$$个馒头用分钟．  It takes $$2$$ people $$2$$ minutes to eat $$2$$ buns at the same time.  $$10$$ people will take  minutes to eat $$10$$ buns at the same time. 
选项为:A:$$2$$  B:$$5$$  C:$$10$$  D:$$20$$  请回答其中一个选项.