B. Facts from a documentary about mechanical and artificial hearts.
Generous is to greedy as certain is uncertain.
And I am certain that this is the the right answer :)
You wanna have 5 paragraphs. An intro, 3 body paragraphs, and a conclusion. you want to make sure you answer the question and make excellent points and more. Make sure you explain everything and use transition words
Answer:
ann-, -enn- ,ab-, a-, abs
Explanation: