Which heading best completes the partial outline

below?

I. _______

AHannibal leads Carthaginian Army

over the Alps to surprise the

Romans.

BEngland builds a strong navy to

protect its island nation.

CVietnamese guerilla fighters ambush

United States soldiers in thick

jungles.

(1) Causes for Military Conflict in History

(2) Unsuccessful Military Expeditions in History

(3) The Role of Geography in Military History

(4) Technological Advances in Military History