Answer:
- who owns a red car
- that ate my homework
- that have cherries
- that she gave them
Step-by-step explanation:
Restrictive relative clauses provide essential information that define the nouns they modify. Without them, the sentence does not have the same meaning.
On the other hand, non-restrictive relative clauses go within commas and give additional information. Thus, they can be left out without changing the meaning of the sentence.