A. appointment of Supreme Court justices
The already poor countries look brightly on the idea of social conformity and taking care of each person. However the failures a socialism are seen when poor countries simply become poorer because there is decreased competition such as Venezuela.
Vasco de Game was the FIRST to reach india by sea, so he was indeed an explorer.
Henry the Navigator (no offense to him) was a joke. His title if fooling everyone, as he himself never even sailed once, he always sent others to do it for him (as he was a prince) This is your answer.
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Bartholomeu Dias sailed around the southernmost tip of africa in 1488, so he was an explorer too.
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Your answer is Henry