Which one of the following is responsible for the working of Newton s colour disc experiment ?

Principle of complementary colour

Which one of the following is responsible for the working of Newton s

1.	Which one of the following is responsible for the working of Newton s colour disc experiment ?
A.	Formation of pure spectra
B.	Formation of impure spectra
C.	Persistence of vision
D.	Principle of complementary colour
Answer» D. Principle of complementary colour