I'm sorry,----watched carefully enough,you're all wrong.

)none of you 完全否定,全部人都不够仔细由于you're all wrong。所以肯定是完全否定,全部人都不够仔细,而且人数多于三,否则应该用both wronga)neither of 两者都不。c)all of you don't 部分否定,指不是所有人都仔细。d)both of you don't 没这种用法。