It should be letter B because 'brightens many' describes the murals.
A to examine (and sometimes evaluate) specific features of a literary work
Hrothgar asked Beowulf to battle Grendel's mother because the king believed he was the only man capable of dealing with such monsters. This was because Beowulf had earlier succeeded in mortally wounding Grendel. Further, Hrothgar wanted revenge for his close friend.
Answer:
The Thrill of the Chase by Forrest Fenn is a treasure hunt for a 10x10x5 inch bronze chest filled with over a million dollars worth of gold and other treasures. This secreted cache is hidden somewhere in the Rocky Mountains. If you can find it, you can have it!