MrsJones's Daughter Often Would Jump on the Couch

Mrs.Jones's daughter often would jump on the couch.Sometimes Mrs.Jones said nothing,but other times she would sternly send her daughter to her room for her misbehaviour.Mrs.Jones complains that her daughter won't stop jumping on the couch and she asks you for your advice as to why her daughter won't behave.What would be your response in terms of the effectiveness of her punishment?

A) Time-out is too mild to use as a punishment technique.
B) Mrs. Jones is typically very warm and nurturing and her daughter probably does not view her as someone to fear.
C) Mrs. Jones did not punish consistently when the misbehaviour occurred.
D) The punishment was administered immediately instead of waiting until both the mother and father could confront the child together.