b) making observations.
By making observations, you are using your sense of sight, touch, and other varying senses.
Answer: b. making observations
Explanation:
Scientific method can be define as the process of conducting a research. A scientific method involves a step by step procedure which is required to be followed to conduct a research.
An observation can be define as the process of monitoring, or visual examination of a process which is natural so as to frame a hypothesis based on it. The hypothesis can be tested on the basis of experimentation procedures.
