The correct answer is A. Profuse.
Profuse means abundant, plentiful, or extravagant. It can be used to describe something that is very large in amount or degree, or something that is done in a very extravagant or showy way.
Showy means attracting attention or admiration because of its appearance or style. It can be used to describe something that is decorated or presented in a way that is intended to impress or attract attention.
Gay means happy, cheerful, or lively. It can be used to describe someone who is in a good mood or who is enjoying themselves.
Carefree means without worry or anxiety. It can be used to describe someone who is not concerned about problems
or difficulties.In the context of the question, the word “lavish” is used to describe something that is very large in amount or degree. This makes the correct answer A. Profuse.