Final answer:
The conversion of King Edwin to Roman Catholicism is detailed in Ecclesiastical History or the B) Ecclesiastical History of the English People, written by Bede.
Step-by-step explanation:
The account of the conversion of the Northumbrian King Edwin to Roman Catholicism is contained in B) Ecclesiastical History, often referred to as the 'Ecclesiastical History of the English People.
This work was written by Bede, a monk at the Northumbrian monastery of Saint Peter at Monkwearmouth. The Ecclesiastical History is a key source for understanding the early history of England
The spread of Christianity in Anglo-Saxon England, and includes the account of King Edwin's conversion.This text is different from other options listed such as Beowulf, which is an epic poem and does not provide an account of Edwin's conversion.
The Exeter Book is a collection of Old English poetry, and Caedmon's Hymn, which is a part of the Northumbrian tradition, does not detail the historical conversion either.
The Lindisfarne Gospels, while relevant to the history and culture of the period and an example of Insular art, do not contain the historical narrative found in Bede's work.
Learn more about Ecclesiastical History