The sentence "<span>when their mum come home last night the children eat their dinner" doesn't sound right, because the verbs are in the wrong tenses.
Try this out: "W</span><span>hen their mum CAME home last night the children ATE their dinner."</span>
A.it allows you to restate your claim
It is basically.... when something is reviewed by the judicial court of law where legislative actions are subject to review by the judiciary.