Who invaded eastern europe in the 9th century?

Over the ninth and tenth centuries, Europe was invaded from the south by Muslims, from the East by a people called the Magyars, and from the north by the “Northmen” or Vikings. The invasions of the seafaring Vikings lasted the longest, reached the farthest, and caused the most significant changes in Western Europe.

Explanation:

- "bill clinton ( the 42nd u.s. president, served in office from by low unemployment, declining crime rates and a budget surplus. during clinton's second term, the u.s. economy was healthy, unemployment was low and the nation experienced a major technology boom and the rise of the internet."

the correct answer is

d) rocket launcher