2. In spite of all of the odd people Dirk has met since the beginning of the book, who is it that still haunts him as he gets underway on the Martha Ann?
(a) George Papaaloa.
(b) Summer.
(c) Adrian Hunter.
(d) The other man researching the Kanoli legend.

3. Roughly how large is the Martha Ann in Dirk's estimate?
(a) 2,000 tons.
(b) 60,000 lbs.
(c) 240,000 lbs.
(d) 12,000 tons.

4. What is the nickname of the area where the Starbuck went missing?
(a) The Laurentian Abyss.
(b) The Bermuda Triangle.
(c) The Pacific Vortex.
(d) The South China Crevasse.

5. How does Dirk know that Summer is lying about her reasons for wanting information on Adrian Hunter?
(a) He knows that Adrian does not have access to classified information.
(b) Adrian told him a different story.
(c) He finds papers on her that tell a different story.
(d) He doesn't, but he suspects that she is.

6. What is the Martha Ann's depth at the start of their search pattern?
(a) 14 fathoms.
(b) 478 feet.
(c) 5,670 feet.
(d) 16,234 feet.

7. What does the message say that the NUMA zoologist received against a microphone he is using to record fish sounds?
(a) Directions to the nearest port.
(b) A physical description of a coven of mermaids.
(c) An equation for finding the water pressure at the depth the microphone is located.
(d) Einstein's relativity equation.

8. How is the boarding party killed according to the San Gabriel's report?
(a) They are victims of the killers "from the mist."
(b) They drowned.
(c) They are blown up with the Lillie Marlene before they can take her in tow.
(d) They are not killed.

9. Who is Dirk initially talking to in the bar at the Royal Hawaiian Hotel?
(a) Lieutenant Commander Paul Boland.
(b) Commander Burdette Denver.
(c) Captain Orl Cinana.
(d) Lieutenant Summer Moran.

10. What branch of the military does Dirk belong to?
(a) US Coast Guard.
(b) US Navy.
(c) US Army.
(d) US Air Force.

11. What is "one of the finest undercover salvage operations in the world?"
(a) NUMA, ADM Sandecker's command.
(b) The 101st Salvage Fleet, ADM Hunter's command.
(c) The Special Projects division of NUMA, Dirk Pitt's command.
(d) The Russian Special Undersea Operators Progam.

12. What does the Marine guard at ADM Hunter's building on Pearl Harbor base ask Dirk for when he reports?
(a) His weapon.
(b) His orders.
(c) His identification.
(d) Recommendations on a barber.

13. Why is one reason the Navy doesn't consider the Starbuck's commanding officer's last statement of position to be credible?
(a) They believe the Russians planted the manuscript.
(b) They don't believe in the Pacific Vortex.
(c) They don't trust ADM Hunter.
(d) They believe Dirk is perpetrating a hoax.

14. Who says to Dirk: "If you keep staring at me, I'll be forced to charge you admission."?
(a) Summer Moran.
(b) The blonde girl from Dirk's fifth grade class.
(c) Capt. Orl Cinana
(d) Adrian Hunter.

15. By ADM Hunter's estimation, how deep is the water where the Starbuck sinks?
(a) 3,000 yards.
(b) 160 feet.
(c) 500 feet.
(d) 1 nautical mile.