The correct answer is D. Dilettante.
A dilettante is someone who dabbles in a subject or activity without having a deep or serious interest in it. They may do it for pleasure or to impress others, but they are not experts in the field.
A connoisseur is an expert in a particular field, such as art, wine, or food. They have a deep knowledge and appreciation of the subject, and they are able to judge its quality with great skill.
An amateur is someone who engages in a particular activity for pleasure, rather than as a profession. They may be skilled in the activity, but they do not do it for financial gain.
A professional is someone who is paid to do a particular job. They are experts in their field, and they have a high level of skill and knowledge.
In the context of the question, the answer is D. Dilettante. A dilettante is someone who dabbles in fine arts for the love of it and not for monetary gains. They may be skilled in the arts, but they are not experts. They do it for pleasure, rather than as a profession.