Why would behavioral observation be a good research method for studying a high-frequency behavior (e.g., number of words spoken in a day or number of steps taken in a week)?单项选择题

A

It is cheaper to collect data than it is to self-report data.

B

Researchers do not need to obtain participant consent for behavioral observation.

C

Participants would not be able to accurately keep track of so much data.

D

It will take less time to collect the data.

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