The correct option is B Harold Godwinson was married to King Edward's sister.
Edward the Confessor, the king of England died childless on 5th January 1066, leaving no direct heir to the throne. Edward promised some people to make them the next king and his successor, The three people Harold Godwinson(Earl of Wessex), William(Duke of Normandy), Harald Hardrada(King of Norway and Denmark) were strong and wanted to be the next king. Harold was Edward's brother-in-law. William was a cousin of Edward. Harald Hardrada did not have direct blood ties to royal families.