Answer:
Identify how industrial, economic, social, and cultural change set the stage for the art ... With the outbreak of World War I in 1914, art became heavily influenced by the desire ... The Fauves were a group of early 20th century Modern artists based in Paris ... Fauvism: An artistic movement of the last part of the 19th century that ...
Explanation:
It would say that the technique that was discontinued during the swing era was Collective improvisation (option B) This might be because improvisation was connected to Jazz and Free Jazz music. Swing jazz is based on the off-beat or music pulse.