In the Battle of Roncevaux Pass in 778, the rearguard of the Frankish army, under the command of Roland, was obliterated due to an ambush by the Basque army, an event made famous in La Chanson de Roland.
Meaning:
In the battle of X,
The Frankish army under Roland was defeated by Basque army.
This even was made famous in one novel.
Error analysis:
1."an event made famous in La Chanson de Roland " is not an ing modifier so it modifies the "Basque army" and not the entire clause.
(A) In the Battle of Roncevaux Pass in 778, the rearguard of the Frankish army, under the command of Roland, was obliterated due to an ambush by the Basque army, an event made famous in La Chanson de Roland.
ans: error 1 and 2.
(B) In the Battle of Roncevaux Pass in 778, the Basque army ambushed the Frankish army, the rearguard of the Frankish army, under the command of Roland, was obliterated, and the event was made famous in La Chanson de Roland
ans: subject Basque army , verb is "was obliterated". Focus on meaning.
(C) La Chanson de Roland made famous the obliteration, due to an ambush by the Basque army, of the rearguard of the Frankish army, under the command of Roland, at the Battle of Roncevaux Pass in 778
ans: no error
due to is followed by "ambush", which is a noun.
(D) In La Chanson de Roland, the Basque army ambushed the rearguard of the Frankish army, under the command of Roland, and obliterated them, and this event was famous at the Battle of Roncevaux Pass in 778
ans: the Basque army obliterated the Frankish army in the battle not in the book.
this event was made famous in the book.
also the use of "this " is not encouraged.
(E) In the Battle of Roncevaux Pass in 778, the rearguard of the Frankish army, under the command of Roland, ambushed and obliterated by the Basque army, an event made famous in La Chanson de Roland
ans:error 1 repeated.
and missing verb.
Franish army was ambushed.