A cause of death has been released for Queen Elizabeth II. The British monarch died of “old age” at 3:10 p.m. on Sept. 8, according to a death certificate released Thursday by the National Records of Scotland. Her death at Balmoral Castle in Scotland at age 96 ended a record-setting 70-year reign as monarch of the United Kingdom. A funeral service for Queen Elizabeth was held Sept. 19 at centuries-old Westminster Abbey in London, with her burial taking place later that day at St. George’s Chapel near Windsor Castle. She was laid to rest next to her late husband, Prince Philip, who died last ye…