Which of the following statements is (are) correct?
$(i)$ Pyruvate can be converted into ethanol and carbon dioxide by yeast.
$(ii)$ Fermentation takes place in aerobic bacteria.
$(iii)$ Fermentation takes place in mitochondria.
$(iv)$ Fermentation is a form of anaerobic respiration.

• A
  $(i)$ and $(iii)$
• B
  $(ii)$ and $(iv)$
• C
  $(ii)$ and $(iii)$
• D
  $(i)$ and $(iv)$