Young mathias responds to his mother's question, "good morning, honey. how did you sleep? " by repeating what she says instead of answering her question. he responds in a similar manner to other questions as well.
this form of language disturbance is called:

a) pronoun reversal.
b) echolalia.
c) mutism.
d) deferred mirroring.

Echolalia

Explanation:

In abnormal psychology, the term echolalia refers to the repetition of a word or phrase that was just spoken by another person. People with echolalia usually repeats the sounds, words or phrases they hear.

Echolalia tends to be a symptom of some other disorder.

In this example, Mathias responds to his mother's question by repeating the question instead of answering. We can see that he is repeating the phrase that was just spoken by his mother. Therefore this form of language disturbance is called echolalia