[Q]: Which of the following solutions is better for the following goal:
How to sharpen a knife outside?

[A]: Find a smooth rock and run the knife away from you across the smooth rock

[Q]: Which of the following solutions is better for the following goal:
How do you prevent body odor smell?

[A]: Apply deodorant to areas that sweat.

[Q]: Which of the following solutions is better for the following goal:
Materials needed to make a wooden wedding ring.

[A]: Any hardwood - amount will vary depending on how many you want to make. I bought some mixed packs of (Zebrawood, Padauk and Ebony, varying in thickness from veneer to 3 inch), wood glue, sandpaper ranging from 100 - 500grit, finishing - any polyurethane clear coat, or you can use an oil/wax finish and cloth rags to apply clear coat or oil/wax,

[Q]: Which of the following solutions is better for the following goal:
shot glass

[A]:
can be purchased on a tablet