whAt DoEs thE worD" EpiDEmiC"( l1 ,pArA1 )mEAn hErE
A．A kinD oF DEADly DisEAsE whiCh CAnnot BE ControllED right now.
B．An outBrEAk oF A ContAgious DisEAsE thAt sprEADs rApiDly AnD wiDEly.
C．vEry populAr.
D．A rApiD sprEAD, growth, or DEvElopmEnt.