On 10 January 49 BC, leading one legion, the Legio XIII Gemina, General Julius Caesar crossed<span> the </span>Rubicon<span> River, the boundary between the Cisalpine Gaul province to the north and Italy proper to the south, a legally-proscribed action forbidden to any army-leading general.
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Mother Teresa's marital status was single. This is because she was a sister (nun) and nun's are not allowed to get married, as they are essentially supposed to devote their lives to the church. Mother Teresa was a Roman Catholic religious sister and missionary who spent most of her life in India where she ran a number of charitable institutions.
Between 1607 and 1692, the rise in use of slaves as a form of labor shows that there was no socio economic mobility in the American colonies. Slavery developed gradually over this period but become extremely prevelant after Bacon's Rebellion (1676). This system of slavery ensured that enslaved Africans had no legal rights, were considered property, and could not earn wages. No matter how hard these individuals worked, they were still considered property and earned no money for their production. This is a perfect example of the lack of socio economic mobility in the colonies during the 17th century.
A and C could be the answers according to me