jkhkj9433 jkhkj9433 13-03-2024 Social Studies contestada What three barbarian tribes threatened the roman empire in the fourth and fifth centuries a.d.? A. Visigoths, Parthians, Greeks B. Burgundians, Egyptians, Franks C. Iberians, Ostrogoths, Visigoths D. Vandals, Ostrogoths, Huns