Evidence that a source is authoritative includes a. an email address to ask further questions about information in the source c. no verbiage used which could identify bias about the information provided b. a date regarding when the source was written d. logical structure of the information provided so that it is easily read and understood

It think the answer is A.

I hope this helps :)

The answer is: A. an email address to ask further questions about information in the source  

When writers of a certain article willing to put their personal information on their source, it indicates that the writers are willing to take responsibility regarding the piece that they just wrote.

Since they risk public attack/humiliation due to this sharing of personal information, it indicate to a certain extend that the author has a certain level of experience/expertise in the topic.

i honestly speaking this is too long

if you have ask any question and if you have got the answer reply for your position there will be option for making a brain least answer you need to click click there and they can get the points in brain list main thing is that you need to choose those answer which answer you are you think that it is to you