Which response includes an opinion rather than just fact?

Question

Frida Kahlo's passion for painting was so deep that it was the only thing that gave her joy.
The bus accident caused Frida Kahlo to suffer from severe pain for the rest of her life.
After the bus accident, Frida Kahlo abandoned her study of medicine to become a painter.
Frida Kahlo's artwork gained widespread recognition in the 1980s, many years after her death.

Answer 1

The response that includes an opinion rather than just fact is:

"Frida Kahlo's passion for painting was so deep that it was the only thing that gave her joy."

This statement expresses a subjective interpretation of Kahlo's feelings and experiences, rather than stating a verifiable fact.