Explanation:
sam asked him if he always goes to that bar
If you are working on a research project in which you must present a short documentary film about the history of your family, the source that would be considered most credible for this project is hand-written letters from your great-great grandmother about her immigration.
You will get the most information from her letters.
Its hard to explain but heres an example unemployment,social security checks,disability checks. Basicaly to promote the health and economics of the people
Skimmed over the text, and or reading it quickly