People's perceptions of their own bodies is often quite different than how others perceive them.

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answer: collecting information/data

reason: the student is going around and asking people questions to collect data

i hope this

answer : haversian

[explanation: -(compact bone is organized as parallel columns, known as haversian systems, which run lengthwise down the axis of long bones. these columns are composed of lamellae, concentric rings of bone, surrounding a central channel, or haversian canal, that contains the nerves, blood vessels, and lymphatic system of the bone)]