challenge: Who was the post office in Boynton, Oklahoma named after?
  
  A. E. L. Boynton, founder of the St. Louis – San Francisco Railway
  B. E. L. Boynton, Oklahoma State Senator
  C. E. L. Boynton, mayor of Boynton
  D. E. L. Boynton, chief engineer of the Missouri Coal and Railroad Company
  Answer: 