The correct option is B 1, 2 , 3 only
Christopher Columbus born between 25 August and 31 October 1451, died 20 May 1506) was an Italian explorer and navigator
Dom Henrique of Portugal, Duke of Viseu (4 March 1394 – 13
November 1460), better known as Prince Henry the Navigator, was a central figure in the early days of the Portuguese Empire and in the 15th-century European maritime discoveries and maritime expansion.
Bartolomeu Dias (c. 1450 – 29 May 1500), was a Portuguese mariner and explorer.
Pedro Álvares de Gouveia; c. 1467 or 1468 – c. 1520) was a
Portuguese nobleman, military commander, navigator and explorer regarded as the European discoverer of Brazil.