In photosynthesis, which phase involves the following phenomena?
$(I)$ Water is split $(photolysis)$
$(II)$ Oxygen is liberated
$(III)$ $NADPH$ is formed

  • A
    $I$ and $II$ in photochemical phase while $III$ in biosynthetic phase
  • B
    $I$ in photochemical phase while $II$ and $III$ in biosynthetic phase
  • C
    $I, II,$ and $III$ in photochemical phase
  • D
    $I, II,$ and $III$ in biosynthetic phase

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