4. how might the location of the philippines be beneficial to the us?

the Philippines has emerged as what Carter in January termed “a central part” of the Obama administration’s rebalance, particularly in the security realm. In no small part due to China’s growing assertiveness in the South China Sea, Manila has cemented itself as a key location for America’s military presence; an exemplar of partnering both with Washington as well as its regional allies like Japan and Australia; and an upholder of international principles in the maritime security domain. 

Ibelieve the answer is answer 5