Organism with male heterogamety $- P$
Organism with female heterogamety $- Q$
$I -$ Human,$II -$ Bird,$III -$ Drosophila,$IV -$ Grasshopper
Select the correct option for $P$ and $Q$.
$\quad P \quad\quad Q$

  • A
    $III, IV \quad I, II$
  • B
    $I, II \quad III, IV$
  • C
    $I, III, IV \quad II$
  • D
    $II \quad I, III, IV$

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