Mai nt ai nvi s i t swi t hy ourey ecar ephys i c i anst o keepupwi t hcat ar actt r eat mentandpr ogr es s .
Ey edr opscanpr ev ent ordi s s ol v ecat ar act s .
Cl os ef ocusmake cat ar act swor s e.
Cat ar act sar e r ev er s i bl e.
Fal s e:Somepr oduct s s t at et heycanpr ev ent cat ar act s , butcat ar act f or mat i oni snat ur al .
Fal s e:Cat ar act sar enot af f ect edbyus eofvi s i on, but t heymi ghtbemor enot i c eabl e whenvi ewi ngupcl os e.
Fal s e:Yourey el enscl ouds nat ur al l yasi tagesandi ti s c ompl et el yunav oi dabl e.