Hurry! Salmon are large fish. They are born in freshwater, but spend most of their lives in the ocean. Near the end of their lives, salmon return to lay eggs in the stream where they were born. Most salmon products come from five major types of salmon. Of these five principal kinds, the chinook is considered the most valuable. Which word is closest in meaning to principal as it is used in the passage? 1. best 2. large 3. main 4. useful​