Overlooking cultural differences in cross-border alliances can create a negative impact when .

Option D.

Explanation:

===> Culture is the way of life of people and constitutes the ways the people in the same culture dress, their view of points and beliefs. Whenwver a society wants join or make alliance with other societies with different cultures or cultural views, overlooking the differences in the ''cross- border'' alliance is not an option because of its negative impact when '' target country has conflicting practices and System''. The Host community have to consider the targets' community or society cultures for proper Alliance.