What was the question for this implicit rationale, and corresponding answer?
Competency is the ability to do something successfully or efficiently. Billy's disability prevented him from moving, but it didn't alter his mind or competency.
 The answer: competency
user
The question: Billy's disability prevented him from moving, but it didn't alter his mind or what?
Options:
- activity
- potence
- qualification
- competency
- strength
assistant