C I hope I help good luck
The correct answer is 2.
In oxidation-reduction reactions (or redox reactions), a number of electrons are transferred between two species. During this process, the oxidation number of an atom (or molecule or ion) changes by receiving or losing an electron.
Passes through the kidneys and the good stuff is kept, and the other stuff is passed through leading to the bladder. The once the bladder is full enough to send the message to the brain, urine (waste) is eliminated from the body.
I farted it tickled my butt cheeks jingled it was hot it was squishy so I did it again
In acidic solutions you have H+ but in basic solutions you have OH-.
You need know that for to balance the reaction.