challenge: What is the current configuration of public schools in Pleasant Hill, Oregon?
  
  A. Elementary school serves grades K-12, while the High School is closed
  B. Elementary school serves grades K-5, while the High School serves grades 6-12
  C. Elementary school serves grades K-8, while the High School serves grades 9-12
  D. Elementary school serves grades K-3, while the High School serves grades 4-12
  Answer: 