What preparatory steps should be taken by a judge

What preparatory actions should be taken by a judge after initiating the following civil cases:
A) in a lawsuit filed by Snigireva for damages in connection with the death of her son as a result of an industrial accident. Snigireva was dependent on the deceased;
B) at the request of the prosecutor about the deprivation of parental rights Klestova, whose ex-husband has a new family and lives in the same city;
C) in the suit of Akhmetov for reinstatement.

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