What brought the Sui dynasty to an end after only 30 years?
a. Invasions by the Huns.
b. Internal rebellion led by local lords.
c. A Hindu emperor.
d. Overthrow by the eldest son.
e. Disastrous military campaigns, especially against Korea.
Question 2
The Book of Routes and Realms was written by
a. Ibn Jubayr.
b. Khaizuran.
c. Muhammad.
d. al-Bakri.
e. Mahdi.