The main cause of the civil war and strife in Sri Lanka is their ethnic composition: Tamils in the north of the Island, who want independence and Sinhala in the South who want the country to remain united.
There is also a religious difference: the Tamils are predominantly Hindu and the Sinhalese are Buddhist.
It would be the action of "A) opposing ratifying the Constitution" that was most closely associated with the Anti-Federalists' goals, since they thought the Constitution would give the new government far too much power over the states.
Monotheism means: the doctrine or to believe that there is only one God. In Islam there is only One God, Allah. He is the only God and The Creator of the whole world universe and infinity and beyond.