1. C because of the sensory details, Plunging and gloom.
2. A the calmness of the sea...
Anti social behavior.
Poverty.
Drug abuse.
Prostitution.
Racial discrimination.
Alcohol abuse.
Economic Deprivation.
Political Corruption.
Beowulf is battling against evil because he sailed to the Danes to rescue them from Grendel. It is evident in lines 195 onwards to fight Grendel. SO when the night came, Beowulf and his warriors waited in the hall for Grendel to come. Together with his warriors, they sailed to help King Hrothgar defeat Grendel who continued to kill his men.