A.By the vacuum created in the waste tank
B.By the water flushing and gravity
C.By water pressure
A.manage internal operations efficiently
B.prevent waste
C.encourage worker morale
D.choose efficient production processes
E.all of the above
A.Cash
B.Accounts Receivable
C.Land
D.Salaries Payable
A.set
B.landing
C.land
D.to land
A.black
B.brown
C.green
D.white
A.inhibit
B.inhabit
C.gather
D.retreat