25. In the 18th century, perfume-making in France became a highly skilled profession. What can be inferred about the guild system for perfumers? (A) It was likely strict and rigorous, as it required seven years of training to become a certified perfumer. (B) It allowed anyone to enter the profession, making perfume-making less exclusive. (C) It was mainly focused on producing cheaper perfumes for mass consumption. (D) It served as a way to control the quality and prices of perfume for the aristocracy.