Lapita culture or the prehistoric Pacific ocean people have developed skills in building crafts to sail the seas.
Their greatest obstacle are the miles of water separating islands. In order to reach different land masses, they have develop skills to sail and navigate the seas.
I believe the answer is D. WWI was the first "total war," in which all of the people in all of the involved countries participated and were impacted.
Mobs and Mob Violence were used by the British Colonists in two ways:
1. Protest Mobs: As soon as news against the British was raied (in the case of 1650-1750, the Revolution), Mob Violence was used to create disruption in cities and towns across colonies to maintain influence:
2. Independent Mobs: Mobs created independently by common people would take up many actions without authority of anyone from the government. For example, Mobs in New York closed down brothels in the city, while in Salem, mobs actually ran out people with diseases away from the city.
In the 1930's than in any other generation of women in the twentieth century.