How and why is the colour orange used in the man made world

Identify the painting technique and art style used by adam. adam used tiny dots of color to create a painting of a peacock. this technique is called 's painting is an example of 1). a photo-realism 1). b pointillism 1). c proto-cubism 2) a. post-lmpressionist 2) b. impressionist 2) c. realist