How did martin luther king, "i have a dream” speech influence african- american art, music, and literature

It was late in the day and hot, and after a long march and an afternoon of speeches about federal legislation, unemployment and racial and social justice, the Rev. Dr. Martin Luther King Jr. finally stepped to the lectern, in front of the Lincoln Memorial, to address the crowd of 250,000 gathered on the National Mall.

Explanation:

answer; /// i believe that the correct answer is( it left behind rich

2. a land bridge connected asia and north america thousands of years ago.

4. crossing the land bridge would have been simple for the first migrants.

5. people might have crossed a land bridge while hunting animals.