When u get a college scholarship you save money. People use money to buy things. You can use the money you saved from college to buy things from a local business. When a business gets bought from they get money. The money they get from your purchase helps them. :)
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.
Its the spread of disease from one person to another but it dose no have to be a disease