The correct answer to this open question is the following.
I think that think the reactions to Garvey's speech might have varied among the audience members in that most of them would have supported the ideas of his speech, and others had questioned some of them.
What basically Garvey said in his speech was that African Americans had contributed as much as white Americans to the growth of the United States. Garney was demanding respect for the black people. He supported the civil rights of millions of African Americans in the country.
Marcus Garvey delivered his speech in 1922, at Liberty Hall, New York. Marcus Garvey also was the founder of the important African American organization in 1914 called UNIA, Universal Black Improvement Association.
