Reliability of sources? English~ HELP!

For all questions, answer whether it's
-Extremely reliable
-Somewhat reliable
-Of questionable reliability
-Unreliable
1) You are researching the care and husbandry of boa constrictors. You score an interview with the owner of an exotic pet shop who owns and breeds these snakes. This source is:
2) You are researching the conspiracy theory of the Kennedy assassination. You find a biography published in 2000 about Lee Harvey Oswald by a respected history professor at Princeton University. This source is:

Thanks guys~~~

Question

Reliability of sources? English~ HELP!

For all questions, answer whether it's
-Extremely reliable
-Somewhat reliable
-Of questionable reliability
-Unreliable
1) You are researching the care and husbandry of boa constrictors. You score an interview with the owner of an exotic pet shop who owns and breeds these snakes. This source is:
2) You are researching the conspiracy theory of the Kennedy assassination. You find a biography published in 2000 about Lee Harvey Oswald by a respected history professor at Princeton University. This source is:

Thanks guys~~~

anonymous · Answer

I would say that 1 is extremely reliable, and 2 is either extremely reliable or somewhat reliable.

anonymous · Answer

I think 1 would be extremely reliable and 2 somewhat reliable since a biography is a secondary source.