Something that is necessary is 'needed'.
Answer:
Introduction to Tornadoes
A tornado is a violent, column-like system of rapidly-rotating air that is in contact with the ground. Most tornadoes are funnel-shaped. Although tornadoes are short-lived (they usually last for a few minutes), they can be very destructive and even deadly.
Explanation:
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The correct answer is <span>A. His real life is so different from his dream.
Paul is having difficulties with understanding that lives are sometimes not what we perceive in dreams.</span>