Was song of Roland protagonist friendly with group that had sagas?
The sagas were Nordic mythological stories that were celebrated by the Vikings. The Song of Roland was an epic poem about the nephew of Charlemagne. Charlemagne was King of the Franks. The Franks fought many battles against Vikings including the Siege of Paris in 845 AD.
The answer is no.

Can too many oranges cause diarrhea?
Oranges are very high in fiber and sugar. Too much fiber can cause diarrhea.
The answer is yes.

Will silicon wedding rings outsell bromine wedding rings?
Wedding rings are typically made of precious shiny stones such as diamonds. Silicon is a solid rock like element at room temperature that has a natural lustre. Bromine is a liquid at room temperature that is toxic to the touch.
The answer is yes.

Were plants crucial for The King of Rock'n Roll's snack with bananas?
Elvis Presley is known as The King of Rock'n Roll. Elvis Presley loved to eat peanut butter and bananas. Bananas come from banana plants. Peanut butter comes from peanuts, which come from peanut plants.
The answer is yes.