Explanation:

- Rejuvenate means to make someone or something look or feel younger, fresher, or more lively.

- Option 1: Retell means to tell a story or information again, often with variations.

- Option 2: Refresh means to give new strength or energy, akin to rejuvenating.

- Option 3: Reset means to set again or differently, typically to an original or neutral position.

- Option 4: Retake means to take something again, often used in the context of exams or photos.

Refresh best captures the essence of rejuvenation by invigorating or revitalizing, making Option 2 the most appropriate synonym.

Correct Answer: Option 2, Refresh