How does the deployment and use of Teaching Assistants (TAs) support academic progress in Design and Technology (DT) for Key stage 3 (KS3) students with Social, Emotional and Mental Health (SEMH) needs in a Pupil Referral Unit (PRU) setting?

How does the deployment and use of Teaching Assistants (TAs) support academic progress in Design and Technology (DT) for Key stage 3 (KS3) students with Social, Emotional and Mental Health (SEMH) needs in a Pupil Referral Unit (PRU) setting?