1. Why are marble and stone often particularly impressive materials in art?
(a) Because they last longer than many other pieces of art.
(b) Because the pieces made from them are usually very large.
(c) Because they are more difficult to work with than other media.
(d) Because they are so hard to find.

2. Why are religious beings often portrayed doing nothing?
(a) Because their role is not an active one.
(b) Because it is too difficult for most painters to make something beautiful and to also convey a message with it.
(c) Because it would be sacreligious to presume to know what divine beings do with their time.
(d) Because human beings are not predisposed to look for action in art.

3. What is the main reason for conducting the experiment in which the author participates?
(a) A need to catalogue the psychological effects of the drug on someone who already has a psychiatric illness.
(b) A need to understand why the drug has been used in religious and secular ceremonies.
(c) A need to understand the so-called "visionary" experiences associated with the drug.
(d) A need for more comprehensive information regarding the drug's long-term side effects.

4. What is the Dharma-body?
(a) Truth, mind, and nature.
(b) Truth, joy and enlightenment.
(c) Body, mind and spirit.
(d) Freedom from suffering, enlightenment and transcendence.

5. What discovery was made about the substance being tested in the early 1950s?
(a) It shouldn't be used by people with anxiety or panic disorders.
(b) It was a natural by-product of processing the plant in certain ways.
(c) Its chemical makeup is similar to adrenalin.
(d) It permanently alters the user's brain in some ways.