When Eliminating Organisms from Inanimate Objects,higher Numbers of Organisms Require

Multiple Choice

When eliminating organisms from inanimate objects,higher numbers of organisms require longer exposure times because:

A) All disinfecting agents are not alike and some require shorter times.
B) The chemical composition of the disinfecting agent varies.
C) Disinfecting agents containing carbon tetrachloride require longer times to act.
D) It takes longer to eliminate 99% of microorganisms.