Louis (8;3 Years) Has Childhood Dysarthria

Louis (8;3 years) has childhood dysarthria. Three different methods for assessing Louis' speech intelligibility could include:

A) family members, unfamiliar listeners, and Louis' friends completing a rating scale.
B) the SLP rating speech intelligibility from a single-word measure of highly frequent words, a single-word measure of infrequent words, and a single-word measure of family names.
C) a single-word measure, a connected speech measure, and a rating scale.
D) connected speech ratings, single-word picture naming task, and speech sound stimulability assessment.