Answer:
Option: He was the first European to see the Pacific Ocean.
Step-by-step explanation:
Ferdinand Magellan, a Portugal explorer after getting rejected by the King Manuel of Portugal, went to Spain to propose his voyage to Spice Islands via Western route. He got commissioned by the King Charles I of Spain, began his voyage sailing west across the Atlantic toward South America. He became the first European to see the Pacific Ocean in 1520, naming it as Mar Pacifico. He also found the bay which led him to strait (Strait of Magellan).