Correct Answer: Fondle

Solution : The third option is the correct choice.

Enthuse means to express enthusiasm or intense excitement about something. Similarly, fondle implies a display of affection or enthusiasm, often through caressing or stroking.

The meanings of the other options are as follows:

• Unbothered means not concerned or disturbed by something.
• Carefree means free from worry or responsibility, cheerful, and without anxiety.
• Lazy means unwilling to work or use energy, characterised by a lack of effort.

Therefore, the correct answer is fondle.