Question

question 4
explorers for portugal & spain
he explored south america and believed it was a new continent. the name america actually comes from his name.
bartolomeu dias, hernan cortes, ponce de leon, amerigo vespucci

Explanation:

Amerigo Vespucci explored South America and his name gave rise to the name 'America'. He realized it was a new continent, distinct from Asia.

Answer:

Amerigo Vespucci