It's D.
Many alchemists wanted to create the sorcerers stone (creates gold according to a legend).
They studied ores to find out more about the world.
Plus, they also wanted to cure diseases with their practice. (To this day you see stone therapy, which is said to be beneficial for your health)
Answer:
because Buddha rejected the Caste System (laborers/crafts people = bottom). - no longer slave like people because of social order
Explanation:
