D. Murderers would be the answer to this question
Answer:
He describes himself saying - Men hold me formidable for guile in peace and war: this fame has gone abroad to the sky's rim. He describes himself in a way that is very cocky and arrogant.
Explanation:
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.
