Which question for evaluating foreign policy should be used to determine if a policy would impact the need for troops in a region?

Will it make Americans more secure?

Explanation:

When determining whether a country should use it's military forces, that country need to find out whether the deployment of the milltuiary is necessary to eliminate some sort of threats to the soil.

If the the congress deploy the military without this sense of urgency, it will only resulted in a civil unrest that make that other country become our opposition. This might negatively affect us in the future.

b: the establishment clause  

b: socialism  

b) race riots in several cities