What was one difference between vasco de gama and bartolomeu dias?

a)dias reached the tip of africa, while this was de gama’s sailed around it.
b)dias was from spain, while de gama was from italy.
c)dias circumnavigated the globe, while de gama did not.
d)de gama found the cape of good hope, while dias did not.

The correct answer is - A) Dias reached the tip of Africa, while de Gama sailed around it.

Bartolomeu Dias was a Portuguese explorer that managed to be the first one to reach the southernmost tip of the African continent, as well as go around it and enter the Indian Ocean. He was the one that found out the new route towards Asia so that the trade can continue with the European countries.

Vasco de Gama, on the other hand, was the first one to actually use the set up route by Dias, so he is the one that managed to make the actual connection and trade with Asia.

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it was the "4. potsdam" conference that demanded the unconditional surrender of japan, since it was clear that the japanese would continue to find until the very last man otherwise.