The following is a rough draft of a student's report. It contains errors.
(1) This restores the regular rhythmic patterns of the heart. (2) The process of defibrillation was first discovered in 1899 by two physiologists at the University of Geneva, Switzerland. (3) Defibrillation is a process used to treat instances of cardiac arrest or arrhythmia. (4) Today, different types of defibrillators are available, including portable ones that are called automated external defibrillators or AEDs. (5) An electric device, called a defibrillator, is used to give electric shocks to the heart.

What is the most appropriate order of the sentences to provide the best version of the report?
A.
(1) Defibrillation is a process used to treat instances of cardiac arrest or arrhythmia. (2) An electric device, called a defibrillator, is used to give electric shocks to the heart. (3) This restores the regular rhythmic patterns of the heart. (4) The process of defibrillation was first discovered in 1899 by two physiologists at the University of Geneva, Switzerland. (5) Today, different types of defibrillators are available, including portable ones that are called automated external defibrillators or AEDs.
B.
(1) The process of defibrillation was first discovered in 1899 by two physiologists at the University of Geneva, Switzerland. (2) Today, different types of defibrillators are available, including portable ones that are called automated external defibrillators or AEDs. (3) An electric device, called a defibrillator, is used to give electric shocks to the heart. (4) This restores the regular rhythmic patterns of the heart. (5) Defibrillation is a process used to treat instances of cardiac arrest or arrhythmia.
C.
(1) Defibrillation is a process used to treat instances of cardiac arrest or arrhythmia. (2) The process of defibrillation was first discovered in 1899 by two physiologists at the University of Geneva, Switzerland. (3) Today, different types of defibrillators are available, including portable ones that are called automated external defibrillators or AEDs. (4) This restores the regular rhythmic patterns of the heart. (5) An electric device, called a defibrillator, is used to give electric shocks to the heart.
D.
(1) The process of defibrillation was first discovered in 1899 by two physiologists at the University of Geneva, Switzerland. (2) Defibrillation is a process used to treat instances of cardiac arrest or arrhythmia. (3) This restores the regular rhythmic patterns of the heart. (4) An electric device, called a defibrillator, is used to give electric shocks to the heart. (5) Today, different types of defibrillators are available, including portable ones that are called automated external defibrillators or AEDs.