Information gathered from observations and
experimentation is called?

Observing

Explanation: Information gathered in an experiment is called data, and its represents observations derived from the methods of the experiment on its sample elements.  Hope this helped! :)

answer; i believe the correct answer is (c) /// is a homogeneous mixture of gaseous substance nitrogen,oxygen and smaller amounts of other substancesmixtures can be either ( homogeneous or heterogeneous)plz check first good luck