An explanation for behavior must be and to be considered a scientific theory. A.repeated . . . recordedB. proven . . . recordedC. testable . . . supportedD. testable . . . proven

C. testable; supported

Explanation:

Behavior can be defined as an organism' or individual's external reaction and activities in response to both its internal and external environments during the phases of its existence.

An explanation for behavior must be testable and supported to be considered a scientific theory.

This ultimately implies that, for a behavior to be considered a scientific theory it must be verifiable (testable) for understanding and there are evidence to support the claim.

the historians cited in the article all agree with one another about the cause of the civil war. despite coming from different backgrounds and cultures, the historians agree that slavery was the root cause of the civil war. the fact that all these historiansgenerally agree with one another makes their shared viewpoints more reliable and valid, especially because the historians have different backgrounds and all work for the well-respected institutions of howard university, clemson university, and the university of colorado.

the best and most correct answer among the choices provided by the question is the second choice "less supportive to the war of 1812"

the war of 1812 was a military conflict that lasted from june 1812 to february 1815, fought between the united states of america and the united kingdom, its north american colonies, and its native american allies.

i hope my answer has come to your . god bless and have a nice day ahead!