In the United States today, about what percentage of the states have enacted laws that ban the use of corporal punishment in public schools?

The physician in the late 1700s who induced a hypnotic state in his patients to cure them of their physical and psychological problems, but who later fell into disrepute, was:

a. Mesmer b. Descartes c. Locke d. Broca

Making brief notes during which step of the SQ4R method helps to reveal what you do and don't know and helps you to fill in gaps in your knowledge?

a. survey b. sequence c. review d. recite