Constantine I was born circa 280 in Naissus, Moesia (now Niš, Serbia). His father became the Western Roman emperor in 305; after his father's death, Constantine fought to take power. He became the Western emperor in 312 and the sole Roman emperor in 324. Constantine was also the first emperor to adhere to Christianity. He issued an edict that protected Christians in the empire and converted to Christianity on his deathbed in 337.
The best answer is B) It attempted to stop some of the worst abuses of the Catholic Church.
Although the Catholic Church did denounce Protestant movements, such as the Calvinists, as non-Christian, they also tried to implement many reforms in order to limit corruption and other factors that had created a divide between the church and the people. This mainly took place at the Council of Trent.
Widespread poverty is still an ongoing issue in India. Many of the streets are slums, where people don't have the basic necessities like food and shelter.
Human or in general? If in general then i would say bacteria or sea creatures. If human then a couple thousand years now (i think)