It tells you that its a simple story and to illustate a moral. it can also show that its a spiritual lesson.
Think about it, 16 years old? You become a adult when you turn 18. You would also have to be more responsible because 18 is the age you're actions have huge consequences. If you're 16 the worst that could happen is that you get grounded!
Contraband, Narrowband, Hairband, Bellyband, etc.
The singular noun in this sentence would be the word "Sand" because it's talking about the "Hot sand".
He walked across the hot "sand", hot is used to describe the word sand.
Thus your answer.... B. sand.
Hope this helps. :)
The pound's handling of the dogs was inhumane.