Of the following, who has a speech pattern comparable to that of a person with Wernicke's aphasia?
Ashley, who has a moderate level of intellectual disability, but has fluent speech and a large vocabulary for her age
Diego, who speaks very slowly and with much effort, but generally makes sense
Dan, who speaks rapidly, fluently, and with good grammar, but rarely makes sense
Erica, who has severe difficulties with the production of language though she is otherwise healthy