Answer
Fruits
Work Step by Step
When it asks for the universe of these sets, it is asking for a large set which contains all of these words. Since these words are all fruits, we can say that the universal set is fruits.
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.