WILL GIVE BRAINLIEST PLZ HELP Which was NOT a factor that dominated the birth of modern industrial American

A. Exploration of coal deposits as a source of cheap energy
B. A rapid spread of technological innovation and the factory system
C. A tremendous rise in prices
D. A need for new workers that could be easily controlled​

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.