Categorize the following animals into those exhibiting menstrual cycle and those exhibiting oestrous cycle.
$I -$ Monkeys,$II -$ Cows,$III -$ Sheep,$IV -$ Apes,$V -$ Humans,$VI -$ Rats,$VII -$ Deer,$VIII -$ Dogs,$IX -$ Tigers
$\text{Menstrual cycle} \quad \quad \quad \text{Oestrous cycle}$

• A
  $I, IV, V, VII, IX \quad \quad II, III, VI, VIII$
• B
  $I, II, III, IV, V, VII \quad \quad VI, VIII, IX$
• C
  $I, IV, V \quad \quad \quad \quad II, III, VI, VII, VIII, IX$
• D
  $II, III, VI, VIII \quad \quad \quad I, IV, V, VII, IX$