christianity becomes the official state religion under group of answer choices theodosius in 390 justinian in 532 (which coincided with the building of the hagia sophia) constantine in 330, while moving the capital to constantinople constantine in 325, with the building of the church of the holy sepulchre

Theodosius in 390 CE.

Explanation:

In, 390 CE, Theodosius who was the king of Roman empire made Christianity the official religion of the state. In 300 CE, the Christianity grew rapidly among the people of Romans and large number of Romans accept this religion. In 313 CE, the king of the roman empire also accepted Christianity as a religion so with the passage of time it becomes the official religion of the roman empire in the reign of Theodosius.

the three answers (for plato at least) are:

b-condemned sola fida 

d-set rules for establishing seminaries and for educating clerics in the seminaries 

f-recommended moderation in the sale of indulgences and banned the sale of false indulgences