Refer to Mesmerized: How Ben Franklin Solved a Mystery that Baffled All of France for a complete version of this text. Which two responses are main ideas from the story about Dr. Mesmer?

A) Dr. Mesmer charges his patients 100 gold louis to treat them.

B) People find the discovery of invisible gases to be more amazing than Dr. Mesmer's mysterious force.

C) Ben Franklin uses the scientific method to prove that Dr. Mesmer is a fake.

D) Though he does not know it. Dr. Mesmer's success demonstrates the power of the human mind.

multiple choice questions. ​