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English, 10.12.2020 22:30 kayleedavis08

What is the purpose of the first sentence of the beginning of the article A roller coaster is a machine that depends on potential and kinetic energy

A- to draw the reader into the article

B- to offer an explanation of the sensations experienced by riders

C- to introduce the topic and scientific vocabulary of the paragraph

D- to provide key details about and explanation of the mechanics of a roller coaster

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