Knows little. 2 and 3 are both presuming too much, as it's the writer's duty to get them interested and informed. 4 basically doesn't matter, and furthermore may not even apply in many forms of writing. 1 is the best answer, as writing for general audiences is intended to inform and expand the horizons of the reader.
I don’t remember the story that well, someone will get it
If the source you are attempting to use is not credible, information may be false.
In healthcare there a lot of news articles over various diseases like ebola, west nile ect.
if you wish to get information on curing or treating a disease as such, it is best to use a credible source.
if you do however use a non-credible source, you may try to use the information given from the article and maybe try to treat an illness but possibly fail or make things worse.
sorry if my grammar isn't on point
"They slap us and call us dogs and donkeys" "they tell us to go die " India clothing sweatshop workers.