Final answer:
The concept known as 'animal magnetism,' later termed hypnosis, was introduced in the 1700s by Anton Mesmer.
Step-by-step explanation:
In the 1700s, the force called "animal magnetism," later known as hypnosis, was introduced by (E) Anton Mesmer. Anton Mesmer was a German physician who theorized the existence of a natural energy transference occurring between all animated and inanimate objects; this he called animal magnetism.
Mesmer's ideas were not scientifically proven and eventually were discredited, but his legacy lived on through the development of what we understand today as hypnosis.Although his theories were not widely accepted in the scientific community, Mesmer's work laid the foundation for the development of modern hypnosis.