We are sending blankets and winter clothes to the earthquake victims we know, Katherine and her (obj.).
Pronouns are words used to refer to things or people. They are have three different forms depending on how they are used in a sentence.
The three forms of pronouns are objective, nominative, and possessive.
Objective pronoun is used in a sentence when its function in a sentence is that of a subject or predicate. Few objective pronouns are I, you, he, she, it (singular) and you, they, we (plural).
Nominative pronoun is used in a sentence when the pronoun functions as a direct or indirect object, or also, the object of preposition. Some nominative pronouns are you, her, him, me, it (singular) and you, us, them (plural).
Lastly, a possessive pronoun is used as a way to portray ownership or possession such as mine, your, my, her, his (singular) and our, your, their (plural).
We are sending blankets and winter clothes to the earthquake victims we know, Katherine and her is the correct sentence.
In the above sentence, "her" is an objective pronoun because it serves the function of a direct object.
To know more about pronouns and how they can be used in a sentence, refer to the link provided - brainly.com/question/1494508
#SPJ4