Atribal leader directs members of his small society to raid villages and attack members of any other tribe they encounter. though the group has many strong warriors, it is never able to grow large enough to fight against the large kingdom on its southern border. this situation is most similar to which of the following?

a. india after resisting the mongol invasion
b. russia under the system of serfdom
c. mongolia before the rise of genghis khan
d. china following its conquest by kublai khan