Answer:a person who favors the abolition of a practice or institution, especially capital punishment or (formerly)slavery
Explanation:
The correct answer would be - A: unique
In order to properly make an argument you must state your opinion and support it with evidence
the correct answer is therefore "State what you are thinking with evidence from the text"
The caption of the article reads "<em>Water </em><em>Flowing from </em><em>Toilet to Tap</em><em> may be Hard to Swallow".</em>
In the fourth sentence the writer states:
<em>And therein lies a </em><em>marketing challenge</em><em> that can even be greater than the technological one.</em>
The Marketing challenge here refers to the fact that it would pose a challenge to the government of California to convince its citizens on how to accept that drinking recycled water is safe.
Conclusievly, the correct option is C.
See the link below for more on the subject of recycled water in California:
brainly.com/question/11191322
Anecdotal evidence is evidence based from personal stories of the author or by someone that the author knows. They are not good for research papers because they are often highly personal and biased, as well as difficult to prove as they are often over-exaggerated and full of lies in order to make the stories more fun.