What do you mean by tri-stimulus values?
(a) It is the amount of red, green and yellow needed to form any particular color
(b) It is the amount of red, green and indigo needed to form any particular color
(c) It is the amount of red, yellow and blue needed to form any particular color
(d) It is the amount of red, green and blue needed to form any particular color
I have been asked this question at a job interview.
I would like to ask this question from Color Fundamentals topic in portion Color Image Processing of Digital Image Processing