Answer:
Shel Silverstein
Step-by-step explanation:
An antecedent can be regarded as thing that stand in place of a word that is been used previously. When a pronoun is used in reffering to a particular thing earlier in a sentence (
antecedent). There should be agreement in term of numbers i.e singular/plural with what it's reffering to.
Therefore, the antecedent of the pronoun " her" is Shel Silverstein