Which of the following factors made world war i a unique conflict? apex

Following archduke franz ferdinand's assassination, austro-hungarian leaders: a. aided the ottoman empire in its campaign to keep serbia under its control. b. executed nearly all prominent serbs living in austria-hungary c. threatened to invade serbia if serb leaders did not agree to a set of strict demands. d.. formed an alliance with great britain to protect austria-hungary from future attacks.

How do i do this? true or false? : elephants have the same dna as humans and bananas alike.

Virginia has 11 people in the house and 2 in the senate. how many electoral votes foes it have? where is this addressed?