The correct answer is the following: <u>option D. A way in which the government might respond to rising threats to national security through fiscal policy would be by increasing the military spending. T</u>he fiscal policy of the country is the use of government spending and different tax policies, to influence macroeconomic conditions. In the case of a threat to the national security of the country, the government can decide to increase military spending, so that there would be more resources avaiable to combat those threats.