What are the sentences? we cant help you
<u>The right answer is</u>
Activists have coined the slogan “toilet to tap” to discourage the use of wastewater.
<u>Explanation</u>
<em>Toilet-to-tap or direct potable reuse is the future of potable water wherever we have acute water shortages but we still have a perception issue to resolve.</em>
To substantiate is to support an opinion or claim with proof or evidence. For example, I can back up my claim that Austin is the best place to live with evidence of a low crime rate and a low unemployment rate.