Which of these represents bias in historical materials?
a) leaving out the viewpoint of an enemy of war
b) presenting ideas of both men and women
c) reporting on discrimination against a particular race
d) considering all cultures to be equal
: )

it is A because the enemy has a reason for fighting to not just your side.

china unilaterally claims the entire south china sea as sovereign territory, then builds artificial islands to bolster its claim. it suddenly activates an air defense identification zone over the east china sea, and threatens to down any aircraft that does not report its position. it builds roads into indian territory, then redraws the maps to show that it is actually chinese territory. the people's republic under president xi jinping is quickly becoming the bully of asia.