Difficulty: Easy
Correct Answer: Heart
Explanation:
Introduction / Context:Lungs, Liver, and Kidney are internal vital organs. You must choose the option that best belongs to the same anatomical category. This checks basic human biology knowledge and categorization skills.
Given Data / Assumptions:
Concept / Approach:Identify which option is likewise a major internal organ responsible for critical body function, aligning with the listed items.
Step-by-Step Solution:
Lungs: vital respiratory organ.Liver and Kidney: vital organs for metabolism and excretion.Among options, Heart is a vital internal organ essential for circulation.Therefore, Heart belongs with the group.Verification / Alternative check:Vital signs and life support emphasize heart, lungs, liver, kidneys—all crucial for survival—supporting the choice.
Why Other Options Are Wrong:
Common Pitfalls:Matching on any “body part” rather than the specific subset of “vital internal organs.”
Final Answer:Heart
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