Read the excerpt from Martin Luther King Jr.’s "I Have a Dream” speech. This note [the Declaration of Independence and the Constitution] was a promise that all men . . . would be guaranteed the "unalienable Rights” of "Life, Liberty, and the pursuit of Happiness.” It is obvious today that America has defaulted on this promissory note.

–"I Have a Dream,”
Martin Luther King Jr.

What is the best summary of this part of the speech?

African Americans do not enjoy the rights of full citizenship.
Modern America is not fulfilling promises made to African Americans in earlier times.
The United States does not pay its debts as promised.
African Americans are owed reparations for the abuses of slavery.

A) African Americans do not enjoy the rights of full citizenship.

Explanation:

Martin Luther King is explaining what the Declaration of Independence and Constitution says and it says, "All men". At the time this was only true for All white men which was unfair. Which is what he was trying to get through.

B,Modern America is not fulfilling promises made to African Americans in earlier times.

Explanation:

the andes or andean mountains (spanish: cordillera de los andes) are the longest continental mountain range in the world, forming a continuous highland along the western edge of south america. this range is about 7,000 km (4,300 mi) long, about 200 to 700 km (120 to 430 mi) wide (widest between 18° south and 20° south latitude), and of an average height of about 4,000 m (13,000 ft). the andes extend from north to south through seven south american countries: venezuela, colombia, ecuador, peru, bolivia, chile and argentina.

from wikipedia

hope this !