Answer:
The type of medical service that'll regain his ability to speak is speech therapy
Step-by-step explanation:
Speech therapy is the assessment and treatment of communication problems and speech disorders. Andre needs to be taken to a rehabilitation centre to get the service of a speech therapist.
The speech therapy is given to people with speech impairment such having physical problem in the roof of the mouth or the tongue and so words and sounds are not clear.
It's also possible that Andre has a loss of hearing due to the accident; this can cause a delay in speaking. Hence, the need for a speech therapist.