I think it’s c
Primarily, lactic acid fermentation differs from ethyl alcohol fermentation in that lactic acid, rather than ethanol, is the resulting by-product. When exposed to oxygen, lactic acid molecules break down into carbon dioxide and water.
Sexual, this is because during sexual reproduction both DNA of the parents is mixed to create an offspring.
Asexual reproduction is almost like a copy of the parent, there is no external DNA going into the production of the offspring.