Should the government revamp the PSLE grading system of using T-scores?

In about 1000 words, write a persuasive argumentative essay defending your position in
order to argue for your particular stance on this issue. Other than providing supporting
arguments for the position you take on this issue, you MUST anticipate objections and
provide counterarguments to write the paper. Relevant information for you to gather would
be:

Definition of T-score

Issues (moral, ethical, social and etc.) surrounding the PSLE grading system of

using T-scores

Arguments for upholding the PSLE grading system of using T-scores

Arguments against upholding the PSLE grading system of using T-scores