What is the most likely effect that a war might have a food security?

ACrops would be burned and convoys attacked to deny food sources to the enemy
BThe demand for food would go down because the population would be focused on the war
CWar would provide more incentives for governments to produce food
DConquered territory would provide more land to produce food for everyone

Verified Answer :

What is the most likely effect that a war might have a food security? 

A. Crops would be burned and convoys attacked to deny food sources to the enemy

During war time, everything is done to ensure victory. Food and water of the enemies are either confiscated or burned down. Enemies will be starving and dehydrated making them susceptible to sickness or death. Decreasing there numbers and making it easier to defeat them in battle.