A student researching diamonds has taken the following notes:
• Diamonds form under extreme pressure deep in Earth's mantle • They are the hardest natural material known • Diamonds are used in cutting tools, drill bits, and jewelry • Lab-grown diamonds have the same properties as natural diamonds • The diamond industry has grappled with ethical sourcing concerns
The student wants to explain diamonds' practical applications beyond jewelry. Which choice most effectively uses relevant information from the notes?
Diamonds form under extreme pressure deep within Earth's mantle.
Lab-grown diamonds possess the same physical properties as natural diamonds.
Beyond jewelry, diamonds' unmatched hardness makes them essential for industrial cutting tools and drill bits.
The diamond industry has faced challenges related to ethical sourcing practices.
Correct Answer: C
Choice C. Cutting tools and drill bits show practical applications beyond jewelry.