The second choice is the answer.
A. Search the online catalog before narrowing you topic
I would just like to clarify what the note is. Is it in the form of:
1. Policy
A. Philosophy
B. Law
1. Used to govern
<span>2. Ethically formulated
</span>
If so, then the correct and best answer would be a 'summary'. Since it lists all the points given and summarizes what is understood.
People take their own time to do everything like taking a shower, the soap and water get mixed and might go straight to the sea and infect the water.
And people also waste water by throwing water everywhere when they don't need.
