Answer:
Step-by-step explanation:
In the narrator's opinion, the crazy stunts of the 1920s were probably a reaction to World War I. The aftermath of World War I brought significant social and cultural changes, with a sense of liberation and rebellion prevailing among the younger generation. The war had shattered the existing social order and traditional values, leading to a desire for freedom, excitement, and a break from the past. This mindset manifested in various forms, including the crazy stunts and daring behavior seen in the 1920s. People sought to push boundaries, challenge norms, and embrace a more adventurous and carefree lifestyle, which can be seen as a reaction to the turmoil and devastation of World War I.