In the Context of the Theravada Teachings and Literature, Abhidhamma

In the context of the Theravada teachings and literature, abhidhamma is a collection of the Buddha's teachings that

A) comprises sayings of the Buddha in the form of dialogues.
B) includes rules on receiving donations for food and relations between monks and non-monks.
C) systematized the doctrine presented more or less randomly in the sutras.
D) outlined the procedural rules for monastic life.