Which of the following descriptions of the “Avant-Garde Movement” is false ?

A. The avant-garde, a military term meaning “advanced guard,” was founded in France in the mid-19th century.
B. The term avant-garde itself means “advanced guard,” and the military role of the advanced guard and the role of the avantgarde art movement are much of the same.
C. The realist painter Gustave Courbet never considered himself a member of the avant-garde.
D. Both A and B