Primary lymphoid organs $- P$
Secondary lymphoid organs $- Q$
$I -$ Appendix, $II -$ Peyer's patches of small intestine,
$III -$ Thymus, $IV -$ Spleen, $V -$ Lymph node, $VI -$ Bone marrow, $VII -$ Tonsils
Select the correct option for $P$ and $Q$.
$\quad P \quad \quad Q$

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

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