How do terrorist attacks differ from acts of political violence or assassinations?

A. Terrorist attacks are aimed at the general public as opposed to military targets.
B. Terrorist attacks are aimed at military targets as opposed to government officials.
C. Terrorist attacks primarily rely on the use of nuclear or biological weapons.
D. Terrorist attacks attempt to avoid civilian casualties in favor of political targets.
E. Terrorist attacks primarily rely on the Internet to spread anxiety and fear in the population.