Difficulty: Easy
Correct Answer: body
Explanation:
Given data
Concept/Approach
Map tool of propulsion to the thing propelled.
Step-by-step reasoning
Oar → propels → rowboatFoot → propels → ?The human body is propelled by the feet.
Verification/Alternative
Car, bicycle, and engine are not directly propelled by a foot in the same sense (a foot operates pedals but does not serve as the primary motive force).
Common pitfalls
Matching foot with a vehicle instead of the thing moved by that foot.
Final Answer
body
Discussion & Comments