How do democratic and totalitarian governments differ in their handling of military affairs?

A- Democratic countries usually do not maintain large armies, whereas such forces are essential to totalitarian governments.
B- Military leaders are popularly elected in totalitarian countries, while in democratic countries they are appointed by civilian leaders.
C- Elected governments control militaries in democratic countries, while in totalitarian countries, they are dominated by the leader.
D- In totalitarian countries, the public must vote to approve a declaration of war, but presidents in democratic countries may independently decide to go to war.