Which statement can be said to be true, after examining this map? by 476 ad, christianity had spread to all of the boundaries of the roman empire. by 476 ad, christianity had extended far beyond all of the boundaries of the roman empire. by 476 ad, christianity had spread to most of the roman empire, and, in some cases, past those boundaries. by 476 ad, christianity had begun to decline within the boundaries of the roman empire.