The color of “typical” urine falls on the spectrum of light yellow to a deeper amber color. The urochrome pigment that's naturally in your urine becomes more diluted as you drink water. Urochrome is produced by your body breaking down hemoglobin, the protein that carries oxygen in your red blood cells.
It would be letter a, since an interrogative sentence is question. Since the first answer is the only one with a question mark, the answer is a.
You should really think about the advantages and disadvantages that “thing” has, if you’re sure you want to quit something you might want to look into other stuff that is better for you
Probably Great depression- farm- economy