According to the Discussion in Chapter 8, John Anderson's ACT-R

According to the discussion in Chapter 8, John Anderson's ACT-R theory

A) focuses on discovering how experts and novices categorize new objects.
B) explains how working memory processes semantic information; however, ACT-R theory is not currently concerned with the way this information is stored in long-term memory.
C) proposes that each concept in semantic memory can be described in terms of a list of characteristics that its members must possess.
D) attempts to explain processes such as language, reasoning and decision making-in addition to semantic memory.