He should have multiple bottles of different types of lake water or stream water , run them through the water filter and then test each result with pH paper, as pH paper will tell if it's safe or not safe to drink
Answer: The correct answer is : Technological realism
Explanation: Technological realism began by focusing on the concerns of Americans for computer science but has now evolved into an international intellectual movement that includes biotechnology and nanotechnology. Technological realism is the middle ground between technological utopianism and neoludism.
I’m pretty sure it’s corn but not certain.
Answer:
social changes
Explanation:
racism, economic imperialism, povety