Todo app for my iPad to use and the iPad version of answer is A
"A" would be the correct answer. Even though the main goal of the voyage was to find a different sea route to Asia. Bartolome and other Portuguese explorer have also made stops along the African coast and started to realize how could of an alternative they would be compared to the Mediterranean trade routes.
I'm positive with the answer tho
4 years, let me know if it is right.