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Biology

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a ------- is a type of research that involves observation and collecting data but does not include a control a. independent variable B. dependent variable c. investigation d. experimentation

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taskmasters taskmasters

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I think the correct answer is C. An investigation is a type of research that involves observation and collection of data but it does not include a control. In an investigation, all data and information that is related to the subject matter are collected it does not think of any factors that may affect the subject.

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