The Council of Nicaea Established a Creed in Favor of What

The Council of Nicaea established a creed in favor of what Christian doctrine?

A) That the bishop of Rome served as the Holy Father for all Christian communities
B) That the Bible represented the inerrant word of God
C) That Christ is eternally begotten and of the same substance as God the Father
D) That the resurrection of Christ was a symbolic event and not a literal resurrection of his body