Answer:
c. recording deaf people's narratives in ASL during the 1930's.
Step-by-step explanation:
Charles Krauel and his friend Chas Yanzito were the pioneers in the introduction of the ASL. Between 1920 and 1940, they recorded stories, feelings, and thoughts of several deaf people, contributing to creating a culture of respect with these people, and the development of a way to communicate with them.