We need more background information to help.
I’m pretty sure the answer is b
Traditional dental fillings are usually made of silver amalgam, but can also be other materials like cast gold. The strengths of a traditional filling include: Strength and durability. Useful for back teeth that are used more forcefully. Less expensive than composite alternatives.
Answer: bones are organs because they protect your organs of the body, and produce red and white blood cells, store minerals, provide structure and support for the body, and enable mobility, so you can be able to,do things.
Explanation:
