Which statement describes a similarity between the Roman Catholic and Eastern Orthodox churches?

a. Both officially support iconoclasm.

b. Both began as forms of European Christianity.

c. Both recognize the pope as a divine leader.

d. Both reject all Jewish sacred texts.

The correct answer is B. Both began as forms of European Christianity. They both used to be the same religion however they broke up into Catholicism and Orthodoxy, led by Pope in Rome and the Patriarch in Byzantium, respectively. Orthodoxy was mostly accepted in Eastern European countries such as Russia and other Slavic countries, while western Europe adopted Catholicism and supported the Pope.