Answer: The correct answers are:
Battle of the Bulge
Operation Overlord
You didn’t add any options here but I’ll define feudalism for you. Feudalism is a military hierarchy where the ruler offers troops land in exchange for military service. The individual who accepts this offer is called a vassal. The ruler who offered the land is known as the vassal’s lord.
By performing the rituals that honor the family's ancestors
The Industrial Revolution led to imperialism in Africa in the mid-1800s; the 1st Euro's to explore the interior of Africa were missionaries & explorers; reports of large deposits of natural resources & the rise of nationalism in Europe set off a race for African colonies. Europeans introduced new technologies like railroads, telegraph lines, & steamboats...but transportation routes only connected areas that benefited European businessman; Europeans brought an end to the slave trade but Africans were paid low wages & exploited. Europeans built schools, churches, & hospitals...but Africans were taught European culture; Europeans profited off Africa's raw materials & cheap African labor; Africans were unable to rule themselves, participate in voting, or learn professional skills