Correct Answer: Vibrancy

Solution : The first option is the correct answer .

Vibrancy is the quality of being lively, energetic, or full of vitality, often associated with bright colours and enthusiasm.

The meanings of the other options are as follows:

• Laziness is the tendency to avoid or resist work or activity due to a lack of motivation or a preference for idleness.
• Sympathy is a feeling of compassion, or understanding toward someone who is experiencing suffering or hardship.
• Impartiality is the quality of being fair and unbiased, without favouritism or discrimination.

Therefore, vibrancy is the most appropriate synonym for exuberance .