What part of the camera produces a burst of light in the instant when the camera shutter opens?

What is considered the earliest avant-garde movement, peaking between 1905 and 1907 and featuring a "beastly" style? a)cubism b)fauvism c)abstractism d)surrealism

First to answer will be the brainliest i need the answer asap

Kamal believes he would be more attractive to girls if his skin color were as light as that of the white people in his class. kamal's feelings of inferiority are called