Question: How to fill nail holes in walls.

  Options: 
 A. Hide eyesores leftover from hanging pictures by filling the hole with premixed spackling, applied with a putty knife. After it dries, smooth over the spot with a small sanding sponge.
 B. Hide eyesores leftover from hanging pictures by filling the hole with premixed spackling, applied with an eye dropper. After it dries, smooth over the spot with a small sanding sponge.
Answer: A