Select the correct match for $X$ and $Y$:
Column $X$Column $Y$
$(1)$ Outcrossing$(P)$ Agar-agar gel
$(2)$ Interspecific hybridization$(Q)$ Mule
$(3)$ Callus culture$(R)$ Rotary shaker
$(4)$ Suspension culture$(S)$ Santa Gertrudis

  • A
    $(1)-(Q), (2)-(P), (3)-(S), (4)-(R)$
  • B
    $(1)-(S), (2)-(Q), (3)-(P), (4)-(R)$
  • C
    $(1)-(P), (2)-(Q), (3)-(R), (4)-(S)$
  • D
    $(1)-(S), (2)-(R), (3)-(Q), (4)-(P)$

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