2. What is unusual about Lunarites that prevents regular tourists from attending some events in Chapter 4?
(a) They are violent.
(b) They are insects.
(c) They are nude.
(d) They can fly.

3. Who is the tour guide giving a tour for in Chapter 1 of Section 3?
(a) Androids.
(b) Earth people.
(c) Soft Ones.
(d) Hard Ones.

4. Who is the old commissioner that is retiring in Chapter 3?
(a) Luiz Montez.
(b) Barron Neville.
(c) Selene Lindstrom.
(d) Luca Forest.

5. What does Dua realize will happen to the Sun because of Estwald's actions in Chapter 3c?
(a) Diminish.
(b) Float away.
(c) Expand.
(d) Explode.

6. What does Tritt admit to taking from Dua in Chapter 3c?
(a) Her feeding ball.
(b) Her money.
(c) Her clothes.
(d) Her wisdom.

7. What does Neville think that Denison will do to Lamont's research in Chapter 7?
(a) Change it.
(b) Explain it.
(c) Prove it.
(d) Disprove it.

8. Where does Selene take the man in Chapter 4 to keep him occupied?
(a) Bar.
(b) Restaurant.
(c) Gymnasium.
(d) A lake.

9. What will happen if the machine stops before the Sun explodes?
(a) The moon will grow.
(b) The Hard and Soft Ones will die.
(c) Tritt will be injured.
(d) Dua will have a child.

10. Whose plans does the old commissioner think it is important to learn about in Chapter 3?
(a) Solarite.
(b) Earthling.
(c) Lunarite.
(d) Droid.

11. What has Estwald made that makes Dua angry in Chapter 3c?
(a) Positron pump.
(b) Voltage.
(c) Aubergine.
(d) Electrolyte.

12. Who insists that Dua must come home in Chapter 5b?
(a) Odeen.
(b) Foster.
(c) Losten.
(d) Tritt.

13. Who came to the same conclusions that Denison did on Earth, according to Gottstein?
(a) Mendez.
(b) Lamont.
(c) Hallam.
(d) Epstein.

14. What about Tritt amazes the visitors to the cave in Chapter 3c?
(a) That Tritt can make the technological changes.
(b) That Tritt would steal so much.
(c) That Tritt is so large in size.
(d) That Tritt can speak so eloquently.

15. Who insists on finding Dua in Chapter 5c?
(a) Foster.
(b) Tritt.
(c) Odeen.
(d) Losten.