What Point Was in Dispute Between the Arians and Christian

Multiple Choice

What point was in dispute between the Arians and Christian orthodoxy?

A) whether Jesus was of the same being and substance as God the Father
B) whether human beings can earn a heavenly reward through good works
C) whether communion bread and wine really change into Christ's body and blood
D) whether Jesus died to save all human beings or only those of the master race
E) whether an individual needed to convert to Judaism before converting to Christianity