The government taking away every gun from every single owner is an unrealistic answer. The government can have a buyback program to get rid of guns, but cannot force to take away millions of guns.
Minerals can form deep inside Earth's crust by the crystallization process.
The plot of the story is that it is better to take your time to have something better than to be fast and have something that doesn't last long. :)
I believe the answer should be poem. This writing style would be more likely to include those two because it’s the writing style that requires the least amount of formal writing.