Which of these can be made into diamonds?

Does this mean that actually peanut butter is a girl's best friend?

Player #20305560, LOL ! 😂

The most common process for producing diamonds results in a strong yellow coloured diamond

That would be the extra crunchy flavor. 😋

Tom, Humans can be converted into diamonds after death . I’ve heard that the process works best with the old London cabbies- they’re all diamond geezers anyway

Anything with carbon in it can be made into diamond

Peanut butter is so expensive in the supermarket now! Also, imagine someone is allergic to peanut butter... What an irony since the person who is allergic to peanut butter is also allergic to diamonds