The action of the parents that indicates need for additional teaching will be reasoning with the child to stop the behavior.
A child has temper when he/she has an unplanned outburst of anger and frustration frequently.
Hence, a child having a tantrum is out of control thus, making a reasoning impossible.
So, the act of calm hugging of the child can provides control especially in a public place.
Hence, the action of the parents that indicates need for additional teaching will be reasoning with the child to stop the behavior
Hence, the Option C is correct.
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