i think one flaw is the argument overlooks the possibility that one of the factories can produce A LOT of products while other factories produce, say, 5% of the total. so i think (C) explains this perfectly. is (D) correct because LSAC assumes the relevant parties always have a conflict of interest?...

is the underlying principle this?

most a are b's

~b

c: there is at least 1 ~a

most housekeeping services at hotel are, but not all are, disturbances.

a man left a "please do not disturb" sigh on his door.

conclusion: at least 1 disturbance is going to be prevented as a result of the man's action

my q is

is it true that

a most b
~b
lead to some~a