I think the word you're looking for is "hypothesis".
For example, a hypothesis could be "dogs drink more often when owners are present".
And then this can be proven (or dis-proven) by an observation (or in this case rather: measurement).
Answer:
<h3>Legally insane.</h3>
Explanation:
A court may declare a defendant legally insane if he/she pass a series of insanity tests. It includes the "M'Naghten Rule" test, the "Irresistible Impulse" Test,The "Durham Rule" and The "Model Penal Code" Test for Legal Insanity.
A court may allow an insanity defense if the defendant can prove to the court that he/she did not understand what they did, failed to understand right from wrong, was unable to control impulse due to mental disease or some other factors which resulted from mental instability.
The purpose of the Lewis and Clark expedition had the same purpose like many other expeditions: To explore unknown territories, establish trade with natives, show ownership
*In 1803 when the U.S purchased Louisiana from France, president Jefferson wanted to examine the land before settling there so he sent Lewis to be in charge of the expedition, and he invited Clark to come along
They also wanted to find a water way from the U.S to the Pacific
* The U.S also wanted to show that they owned the territory before other powers tried to claim it
Answer: Virtue Ethics.
Explanation: Virtue Ethics is an approach to Ethics which indicate a particular virtues of mind, character and sense of honesty. Examples of ethnic virtues include courage, honesty, prudence, compassion, generosity, integrity, fairness, self-control. Karena is following the virtues of wisdom, courage, and justice.