The answer is <u>"c. a confounding variable is an explanatory variable that was considered in a study whose effect cannot be distinguished from a second explanatory variable in the study."</u>
A confounding variable is an outside impact that progressions the impact of a dependent and independent variable. This superfluous impact is utilized to impact the result of an exploratory plan. Just, a confounding variable is an additional variable went into the condition that was not represented. Confounding variables can destroy an analysis and deliver pointless outcomes. They propose that there are connections when there truly are most certainly not. In an examination, the independent variable by and large affects the dependent variable.
Answer:
Famous persons of history.
Explanation:
Different people are present in the engraving due to their popularity and higher influence on the history. Engraving is an art in which designs are made on the metal or wood. These designs may be the picture of famous people of history who achieve high status and popularity among people due to their work. So we can say that on the engraving, only the picture of famous and influence individuals are printed on the metal.
A
Pike always kept his eyes open for new information. Lewis and Clark were always on the lookout for uses for what they saw: very little was known about the Louisiana Purchase. False.
B
Jefferson ASKED Lewis and later Clark as well to undertake the exploration of the Mississippi west. Pike was similarly asked to go on the southern route across the plains of the purchase. He ended up in Colorado. B is false.
C
is true.
D
Neither was primarily military although the information gathered was invaluable. False.
Since they realize there is a tsunami there have an emergency plan, emergency equipment and might have escaped.
The law is the correct answer.
In a democracy, the power is held by the people. These people are the ones responsible for electing the person who is going to represent them. Also, the majority of citizens allow certain authorities to create and enforce rules of behavior, also known as laws, within the territory.
