In the Essay "Letter to a Teacher," what perspective is given about the grading system in Barbiana school?
1
The grading system is fair and takes into account all children's capabilities
2
The grading system is flawed and disproportionately disadvantages the children of farmers or factory workers
3
The grading system is based entirely on physical education assessment.
4
The grading system is too lenient, leading to unmerited success