Step 1. Simplify brackets

Step 2. Simplify
13
Done! :)
Your answer is A. 13 Hope this helps!
The tiny blood vessels that are responsible or have the role
of transporting absorbed nutrients in our body is the capillaries. It is a network
in which connects the venules and the arterioles in order to transport and
connect nutrients for evenly distribution in the body.
I believe that the answer to this question is, that laws can be made to prevent certain things/ amounts of things to be used up.