Widgets are known to have inelastic demand when their price increases from $2 to $4. What must be true of the change in quantity demanded over this price range? A) It increased by exactly 100 percent.
B) It decreased by exactly 100 percent.
C) It decreased by less than 100 percent.
D) It increased by more than 100 percent.
E) It decreased by an indeterminate amount.

The correct answer is E. It decreased by an indeterminate amount.

Explanation:

Economics is not an absolute science like physics or chemistry, because due to the human factor there are phenomena that cannot be expressed in specific units. Demand is characterized by a decreasing step function, in which the demand is constant over the whole area of ​​the demand function determination. Inelastic are goods that, if abandoned, would significantly impair an individual's well-being, such as certain medicines, fuel, electricity, and so on, so there is no relation between the demand and the price.

from the word list given, the most suitable words that relate to the reason information were written would be:  

objectivity: lack of bias, judgment, or prejudice

accuracy: free of mistakes, to be correct

authority: the ability to tell people what to do or believe in

content: to be satisfied  

it can be said that the author made the article to present objectivity, to provide accurate information, to be the authority in the subject that he or she writes, and to be satisfied of the information quality given out.