Please answer the following question: Christ the King College Onitsha - Ranked the number 1 (the best) high school in Nigeria and 36th in the top 100 best high schools in Africa as of February 2014 Christ the King College Onitsha (CKC) popularly known as CKC Onitsha or Amaka Boys is an all-boys secondray school in Onitsha Nigeria and was founded on 2 February 1933 by the late Archbishop Charles Heerey CSSP and his fellow Irish missionaries. Bishop Heerey remained the proprietor of the school until his death in the spring of 1967. Given a choice of categories company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, the text refers to which one?
A:
Educational Institution