Correct Answer: Utopia

Solution : The correct choice is the third option .

Utopia refers to an imagined community or society that possesses highly desirable or nearly perfect qualities. The term is often used to describe an idealised society.

The meanings of the other options are as follows:

• Flawless : Without any imperfections or defects; perfect.
• Ultimate : The best, greatest, or most extreme of its kind; the highest achievable quality.
• Model : A standard or example for imitation or comparison; a representation of something to be replicated or studied.