Question

Which sentence best describes the definition of a theme in literature?

A theme is contrasting concepts in a text.
A theme is the topic of a text.
A theme is a perspective about a text.
A theme is the purpose of a text.

Answer 1

first sentence A theme is contrasting concepts in a text

Answer 2

A theme is the purpose of a text
*theme is the central topic of the text or you can say it as the whole reason why the text is written