Robin is a three-year-old girl who appears disinterested in people. she generally interacts with her mom only when she needs something. in some ways, robin seems to be interested in her mother only as a tool to her get what she wants.
robin would probably be diagnosed with:

a. autistic disorder.
b. rett's disorder.
c. asperger's disorder.
d. a learning disorder.

a. autistic disorder.

Explanation:

Autistic disorder -

It is the development and neurological disorder which is seen in the first three year after the birth .

The children suffering with the disorder of autistic , tends to live in their own world , showing no response to the present environment and lack of interest .

These children show very odd and strange behavior and even these children lack any eye contact , and avoid communication and interest on the present environment.

Hence, from the question,

Robin is also suffering from the similar disorder of autistic .

b. the american revolution