a. He is rich because the clothing is very expensive.
b. The background tells us that he lives on a cliff over a town in France. The colors of his cloths are red, whit, and blue, the colors of France. he is holding a roll of paper in the shape of a flag that says "Imete Devm" which means proper. This is important because it tells us that he is a refined Frenchman that is snooty because of his snooty face,
c. The artist wants the viewer to know that the subject is snooty, rich, and refined. The flag with Latin that says refined (translated), his clothes, and his grumpy face.
d. Steve belongs to the French society of merchants. He is snooty, rich and refined. He likes and cares about being refined, being around nature, showing his nationality, and living life to the grumpy fullest.