In 1895, Guglielmo Marconi used Morse code, a telegraph key, and his knowledge of Hertzian waves to successfully send the first wireless messages

A trainer should analyze organizational/trainee needs

a. only during the needs analysis. b. at every point in the needs-centered training model. c. before presenting the training. d. when developing the participant's guide.

Who was the director of The Birth of a Nation, the controversial silent film about the Civil War?

A. Cecil B. DeMille B. Edwin Armstrong C. Charlie Chaplin D. D. W. Griffith