Answer:John Felix Anthony Cena is an American professional wrestler, actor, and television presenter. He is currently signed to WWE. Born and raised in West Newbury, Massachusetts, Cena moved to California in 1998 to pursue a career as a bodybuilder.
Explanation:
It was the attack on Pearl Harbor
While you didn't really provide the "following" as the comment above me states, in general, the advantage of secondary sources of primary ones is that they perhaps provide a more objective or even just a broader view on a certain topic. While a primary source of the American civil war would be a letter written by a soldier, a secondary source would be a book that describes more letters taken together and discusses possible information regarding them.
Scandinavian Peninsula
The largest peninsula in Europe, the Scandinavian Peninsula is approximately 1,850 kilometers (1,150 mi) long with a width varying approximately from 370 to 805 kilometers (230 to 500 miles).