Identify the $A$ to $D$ correctly in the given diagram of root nodule development and choose the correct option accordingly.

  • A
    $A-$ Rhizobial bacteria,$B-$ Cortex cell,$C-$ Outer cortex,$D-$ Infection thread
  • B
    $A-$ Rhizobial bacteria,$B-$ Cortex cell,$C-$ Inner cortex,$D-$ Infection thread
  • C
    $A-$ Rhizobial bacteria,$B-$ Endodermal cell,$C-$ Inner endodermis,$D-$ Infection thread
  • D
    $A-$ Nitrosomonas bacteria,$B-$ Cortex cell,$C-$ Inner cortex,$D-$ Infection thread

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