Answer:
Filtration
Explanation:
look at the image closely that's the first step in treating water from a river or lake.
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Some bacteria can fight other harmful bacteria’s and some bacteria’s are harmful to the body.
Creating a long-term plan to stop smoking is an example of goal setting. It is the development of a plan that is aimed at motivating or guiding a person in achieving a certain goal. Doing this, it gives your life direction and boosts one's self esteem.