The passage primarily discusses:

The early 20th century witnessed a radical shift in artistic expression, moving away from the rigid traditionalism of academic art towards more subjective and emotional interpretations. Cubism, pioneered by Picasso and Braque, fragmented reality into geometric shapes, challenging conventional perspectives. Futurism, conversely, embraced technology and speed, seeking to capture the dynamic energy of modern life through their art.

The passage primarily discusses:

1. A.The decline of academic art.
2. B.The influence of technology on art.
3. C.Early 20th-century art movements.
4. D.The work of Picasso and Braque.