please explain this question

Question

"me gustan mucho tus aretes. Des que son?" "son de _____"

thanks

Answer 1

these are the answer choices:
a. oro y moneda -- gold and coin?
b. plata y cadena -- silver and chain
c. oro y pulsera -- gold and bracelet
d. plata y oro -- silver and gold

Answer 2

I like your earrings a lot. (De qué son) = What are they made of? They are of....

Yes, you have translated a, b, c, d well. Which one do y ou like best?

Sra