If you were trying to convince someone that minds are not physical things, what would you say?

Minds are actions of brains

Minds are non physical things because they are not a physical quantity and they cannot be measured. Similar to emotions and non existing things like dreams and pain, minds are also non physical things. Mind is actually related to the actions that are related to brain. Whatever comes into the brain and whatever action we perform is related to mind. In simple words we can say that mind is the act of reaction towards brain activities.

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.