challenge: What was the outcome of the battle between Eric III and Olaf Haraldsen outside of Helsingborg?
  
  A. Eric III managed to defeat Olaf and ruled peacefully until his abdication
  B. The battle resulted in a stalemate, leading to a temporary truce
  C. Eric III abdicated the throne and fled the country
  D. Olaf Haraldsen defeated Eric III and claimed the throne
  Answer: 