In the Period of Time Immediately Following Focal Brain Injury

Multiple Choice

In the period of time immediately following focal brain injury to the supplementary motor cortex, patients may reach out and grasp objects with the affected arm when they have not been asked to do so, or even when they have been explicitly told not to do so. This is an example of

A) apraxia.
B) hemiplegia.
C) Huntington's disease.
D) alien hand syndrome.