Answer:
The answer is A.
Explanation:
Saturated fatty acids contain long, unbranched chains of carbon atoms. In addition to that, there are no double bonds within the carbon atoms. Hope this helps :)
Using your senses like nose, mouse, hand, ears and others to gather information is called<u> observation.</u> You can get information by feeling, tasting, smelling,hearing and so on.
Observation/ question
research
hypothesis
<span>experiment
</span>analysis
conclusion