Task $2$: Confined space $-$ plant room

$2$

$($a$)$ Excluding emergency arrangements, explain why the confined space risks in the plant room were not well$-$managed.

Note: You should support your answer, where applicable, using relevant information from the scenario.

$($b$)$ What arrangements should have been in place for a successful rescue of the unconscious worker from the plant room?

Note: You should support your answer, where applicable, using relevant information from the scenario.