Assertion (A) Normally 24 frames per second are projected from one end of the film to the other in a movie. Reason (R) The image formed on the retina of the eye persists till 0.15 after the stimulus is removed.

• A. Both A and R are correct and R is the correct explanation of A
• B. Both A and R are correct but R and R is not the correct explanation of A.
• C. A is right but R is wrong
• D. A is wrong but R is right