Further angered, Unferth declares that either he or Grendel will die that night in the cave. Grendel, however, says that he plans to carry Unferth back to the meadhall unscathed. Unferth swears he would rather kill himself, but Grendel points out that such an action would appear rather cowardly.
The answer would be A. As the doors creaked open the sun’s rays almost blinded him. This is the only option that has a mention of nature.
Dogma is wayy more flexible