What does the phrase “a grave injustice ” mean??

Answer for Question What does the phrase “a grave injustice ” mean??. is given below:

Q.) What does the phrase “a grave injustice ” mean??

Correct Answer is

Tom was not guilty of stealing his colleague’s pen last week and he could really see the effort the teacher had been done to avoid a grave injustice in his case.

Conclusion:

This correct answer to this statement is Tom was not guilty of stealing his colleague’s pen last week and he could really see the effort the teacher had been done to avoid a grave injustice in his case..