Which of the following statements is incorrect? 
选项为:A:$$2350$$ is a multiple of $$2$$, $$5$$ and $$10$$  B:$$1284$$ is a multiple of $$4$$  C:$$9972$$ is not a multiple of $$9$$  D:$$5742$$ is a multiple of $$6$$ and $$9$$  请回答其中一个选项.