Your answer is D hope this helps
Madison in his writings and speeches warned against the "tyranny of the majority" in democracy or the ability for the majority in a democracy to rule however it pleased because its powered was unchecked. Therefore, Madison did indeed believe that tyranny was possible in democracy because of this notion or fear of majority rule.
Airplanes were vital for ww1 to ease transport of amo and soon guns on the planes including bombs this made it easier for to launch quick air strikes on places like bases vulnerable to air strikes
Algeria is where he began teaching. He taught about Christianity and so forth.
The son's of liberty was a secret society who opposed the stamp act and wanted to protect rights of the colonists. After the French and Indian War the British taxed the colonists but they felt that it violated their rights as citizens. "No taxation without representation" I don't know who funded them.. sorry.