Gregor Mendel demonstrated that traits are passed from parents to offspring independently of one another under all circumstances
that he tested. All other genetics researchers have observed this as well. Based on this information, the statement “traits are passed from parents to offspring independently of one another” is a law. a hypothesis. a theory. an observation.
Observation made up of receiving knowledge or information of the outside world through senses or recorded information and researches using scientific tools and instruments or observation.
The observation can be range from detached observation to complete participation type of observation.
In the provided question, the statement is an observation is based on the Gregor Mendel demonstration and all other researchers observation without any participation.