It isn’t mandatory to submit my assignment today. A. I mustn’t submit my assignment today. B. My assignment must have been submitted today. C. I needn’t submit my assignment today. D. My ass19/60It isn’t mandatory to submit my assignment today.I mustn’t submit my assignment today. My assignment must have been submitted today.I needn’t submit my assignment today.My assignment is required to submit by today.Giải thíchChọn C