Which researcher developed the "nativist approach" and "universal grammar" to explain how children learn their language skills?

Rather than testosterone, athletes prefer to use more selective androgenic steroids

Indicate whether the statement is true or false

While doing volunteer work at a mental hospital, Mary is put on a ward for adults with severe mental disorders. One patient remains in the same position for hours at a time and never talks. The doctors tell Mary this patient suffers from ______

a) catatonic frenzy b) catatonic stupor c) aphasia d) echopraxia