Cellular respiration (there is more than one correct answer)
a. produces oxygen
b. uses carbon dioxide
c. uses glucose
d. produces carbon dioxide

Uses glucose ;produces carbon dioxide

Explanation:

Cellular respiration can be defined as the process by which the chemical energy in the body is transferred into ATP and some of it is released in the form of heat.

During this process the glucose that is broken down and the energy released is converted into ATP.

Carbon dioxide is released as a by-product of this process.

Hence, the correct answer is option C and D

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answer: collecting information/data

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

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