To test his measure, dr. sheffield gives his measure to a group of people in gamblers anonymous (ga) and another group in alcoholics anonymous (aa). he finds that people in the ga group have higher scores on his new measure than people in the aa group. why did dr. sheffield do this? a. to obtain evidence for criterion validity b. to obtain evidence for content validity c. to obtain evidence for face validity d. to obtain evidence for convergent validity

"it is one thing to say that the police cannot be used as an instrument for the suppression of unpopular views, and another to say that, when as here the speaker passes the bounds of argument and undertakes incitement to riot, they are powerless to prevent a breach of peace." --chief justice fred m. vinson, 1951 chief justice fred m. vinson's writings in feiner v. new york conclude that freedom of speech must be protected at all costs, including a breach of the peace. select the best answer from the choices provided ot of next submit mark this and return