Answer(১):- 1. Obama 2. Clinton 3. Ronald Reagan 4. John F. Kennedy 5. Abraham Lincoln
Answer(২):- 1) barac obama 2) james monroe 3) abraham lincoln 4) andrew jackson 5) john adams
Answer(৩):- 1) Abraham Lincoln 2) John F.Kennedy 3) George Washington 4) Ronald Reagan 5) Thomas Jefferson.
Answer(৪):- Top 5 famous powerful president of USA: 1. Abraham Lincoln 2. Martin Luther king 3. Gorge Bush 4. Barak Obama 5. Donald J. Trump