What is the main idea of this selection?
A The hand is one of the most important and useful parts of the human body.
B The hand is so complicated that few people really understand how it works.
C You should seek medical attention if you have a serious injury to your hand.
D Many careers require workers to become highly skilled with their hands.
What is the main idea of this selection?
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The correct answer is A: The hand is one of the most important and useful parts of the human body.
Explanation: This option captures the main idea by highlighting the significance of the hand in overall human function and daily activities. The other options discuss specific aspects or implications related to the hand but don’t encapsulate the primary idea as effectively as option A does. If you need more detailed explanations or further assistance, feel free to check the extended services page!