Original sentence: The proponents of this theory claim that the name Rus, like the Finnish name for Sweden, is derived from an Old Norse term for "the men who row" (rods-) as rowing was the main method of navigating the Russian rivers, and that it is linked to the Swedish coastal area of Roslagen (Rus-law) or Roden, from where the Varangians came from according to the Russian Primary Chronicle
Edited sentence: The proponents of this theory claim that the name Rus, like the Finnish name for Sweden (Ruotsi), is derived from an Old Norse term for "the men who row" (rods-) as rowing was the main method of navigating the Russian rivers, and that it is linked to the Swedish coastal area of Roslagen (Rus-law) or Roden, from where the Varangians came from according to the Russian Primary Chronicle