Answer:
u sick Bayer he u ur heheheh
The answer is "stacks." That is the object of the phrase, and since a person is searching for something ON the shelf, they aren't searching for the shelf itself.
Sure, what do you need help with?
Answer:
Eh it's not that hard depending on the person. I'm a math person so it's quite easy for me. However reading isn't as easy as math for me.
Explanation:
Have a good rest of your night!!1 :)