Question 5: Simultaneously Pêro da Covilhã, traveling secretly overland, had reached ________, suggesting that a sea route to the Indies would soon be forthcoming.
Question 6: Exploratory missions were carried out both ordered by the government, the "entradas" (entries), and by private initiative, the "bandeiras" (flags), by the "________".
Question 10: In 1755 Lisbon suffered a catastrophic earthquake, which together with a subsequent ________ killed more than 100,000 people out of a population of 275,000.