challenge: Which of the following laws defines the specific colours comprising the Icelandic flag?
  
  A. Law made in 1991 defining the Icelandic flag's colours
  B. Law made in 1991 about official flag days and flag drawing times
  C. Law issued in 1944 on the day Iceland became a republic
  D. Law codifying common custom regarding the flag and coat of arms
  Answer: 