How do chlorofluorocarbons (CFCs) contribute to ozone depletion?a.chlorine atom (Cl) breaks apart the ozone moleculeb.CFCs build up and block the filtering effects of the ozone layerc.chlorine atom (Cl) bonds to the ozone molecule and changes its chemical propertiesd.breaks off an oxygen atom (O) and attaches it to a hydroxide ion (OH) to form water