Please Answer! I'm in a rush
A Portuguese, Magellan offered his service to the king of Spain. How did Magellan reach the Philippines in the East when Spain was under the treaty of Tordesillas?

Select one:
a. Magellan reached the Philippines in the East using the western route
b. Magellan secretly negotiated with the Portuguese to get to Asia
c. Magellan's group defeated the Portuguese armies that intercepted them
d. Magellan discovered a secret route to the East so he reached the Philippines