Professor Romero Discovered That the Overhead Projector Inher Classroom Had

Multiple Choice

Professor Romero discovered that the overhead projector inher classroom had a short in the wiring system. When she touched the metal edge of the projector, she got an electric shock and instantly jerked her hand back. This instantaneous reaction is an example of:

A) aphasia.
B) hemispheric specialization.
C) the brain's structural plasticity.
D) a spinal reflex.