Obtained a copy of this painting of people in a train for her art collection. what art style did the painter use in this painting?

image of people in a train from honore daumier's painting the third-class carriage

a.
minimalism
b.
realism
c.
cubism
d.
fauvism

The art style that the painter used is called Realism

changeable lenses of different focal lengths allow light to enter the camera, which then forms the image on light-sensitive film" is the one among the following statements about working principle behind a basic still camera is true.

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