Question: How to submerge rusted tool in vinegar.

  Options: 
 A. Using a rectangular bowl, place the tool in the bowl. Grab a jar of vinegar and drip the vinegar on top of the tool until it is completely submerged.
 B. Using a triangular bowl, place the tool in the bowl. Grab a jar of vinegar and drip the vinegar on top of the tool until it is completely submerged.
Answer: A