Which type of martial law exists when military authority totally replaces civil authority?

The correct answer is the type of martial law known as "Absolute." This form of martial law occurs when military authority completely supplants civil authority, leaving no room for the existing civilian governmental structures to operate. In situations of absolute martial law, the military governs with full control, enforcing laws and regulations that may differ significantly from those established in peacetime civilian governance.

This concept is particularly important in understanding how governments can respond to crises, such as wars or natural disasters, and the implications of suspending civil liberties. It serves to emphasize the extent of military power in emergencies and the potential impact on citizens' rights and freedoms during such times.

In contrast, the other types of martial law, like qualified, limited, or constrained, involve varying degrees of military oversight where some civil authority may remain operational, or where military control is not absolute, allowing for certain civil rights and laws to remain in effect.