Both inventions were done by teenagers at their times.
Both inventions claimed to help the environment: Boyan Slat's machine would clean up trash floating in ocean. Duro-Aina Adebola, Akindele Abiola, Faleke Oluwatoyin, and Bello Eniola proposed power generation from urine that would not create carbon monoxide.
Unfortunately both inventions were also challenged by more established scientists and engineers.
2.cold command 3.hoarse. I believe that is the order of the questions the numbering was a little confusing.
Answer:
to teach the public about safety
Explanation:
if it was the last one then they would've said something about the program, same with the fire law. and it wouldn't be the first one because it didn't say anything about wild animals
hope that helped :)
mark me brainliest pls
