During Chemistry Class, a Nursing Student Has Accidentally Splashed a Chemical

During chemistry class, a nursing student has accidentally splashed a chemical into his or her left eye. What intervention has priority while awaiting the arrival of the emergency medical service (EMS) personnel?

A) Flushing the eye with water
B) Removing the student to a quiet, dark area
C) Encouraging the student to relax and remain calm
D) Securing a sample of the chemical to be given to EMS