If the largest element in a data set consisting of all positive numbers is tripled, which of the following summary measures will be unchanged? A) the mean
B) the median
C) the variance
D) the standard deviation

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.

pattern wax

explanation:

pattern wax is used for casting restoration as part of lost-wax technique.