Matching: the Letter of the Correct Definition Is Given in the Space

Matching: The letter of the correct definition is given in the space provided.
-Sutra

A) A "letter," especially one written by a Christian leader and included in the New Testament.
B) A limited and defined group of officially collected writings.
C) Sermons, usually of the Buddha, collected as Buddhist scripture.
D) "Straight practice," the official rituals and moral practices of a religion.
E) "Straight teaching," the official beliefs of a religion.