Answer: A. Believing that something is true does not make it true
Explanation: In a psychology context, Smedslund defines common sense as "the system of implications shared by the competent users of a language" and notes, "A proposition in a given context belongs to common sense if and only if all competent users of the language involved agree that the proposition in the given context is true and that its negation is false.
Long wars take more effect onto our economy. Supporting our troops across sea, getting them food, ammo and any other supplies. Long periods of time is going to take even more supplies. It is also keeping our men and women away longer giving them more chance of getting injured.