<span>Metaphors allow the audience to form mental pictures that help them make connections while reading the speech.</span>
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.
Answer:
D. "next they'll... have intermarriage between black and white"
Explanation:
Tom is a wildly racial and prejudiced man. He is initially found reading an antisemitic tract and agreeing with Nazis, and this quote continues his bias. He sees the "fall of civilization" as intermarriage between races.
The purpose of an introduction in a paragraph is to introduce the subject (of the artical, text,essay,ect...) and grab the reader's attention (on the topic).