AFAIK, no.
Not a machine gun. Utility grade shotgun most likely made by Crescent Arms at the turn of the century.
"Best" is a subjective term. Applications which one firearm may be ideal for won't be for other firearms, and vice versa.
Arguably, based on the definition of "shotgun" being: "A smoothbore gun that fires shot over short ranges" the first muskets and handcannons were shotguns. The first historical accounts of a firearms and cannons and the like was in China around 700 AD (CE)
It's basically a 870 which is unquestionably the best pump shotgun ever made.
Thought I finally found an answer to my question? A friend of mine recently acquired an Ever Best .410 shotgun and was trying to find some info. on it. The search continues.
No
It takes what ever you need.
Yes
yes
No, they do not use firearms. They are civilian organisation, and are not authorised to carry firearms. If firearms are ever required in an operation, the local police's armed response unit is contacted.
No