How many of the given statements is/are correct for cyclic phosphorylation ?
(I) Only PS I is functional.
(II) Occurs is stroma lamellae.
(III) Occurs when only light of wavelength less than 680 nm is available for excitation.
(IV) Synthesis of both ATP and NADPH occurs.
(V) Electrons are circulated within the photosystem.

• A

  Three 

• B

  Four

• C

  Two

• D

   One