It might be the third one I think
Battle of Leyte-the allied campaign to free the Philippines from Japanese control
Bombing of Tokyo-destroyed Japanese wartime factories and killed civilians
Battle of Okinawa-the last allied victory in the pacific islands
Anthropology is the study of all aspects of humans. Archaeology is the study of artifacts left behind by humans
I would say the answer is B. Conflict led to its split into two separate kingdoms. Sorry if I am wrong, but otherwise I hope I was helpful for you.