What evidence is presented that steve may be the monster

Can someone explain this to me clearly plz

How do pip's feelings of guilt in chapter 6 fluctuate? a. he feels both guilty and exhilarated by the opportunity to interact with a convict. b. he doesn't feel any true guilt, but rather fear that he will be caught and self-loathing that he stole. c. he feels guilty, but only until the convict is found. d. he feels guilty for lying to joe, but not for stealing from mrs. joe, because he doesn't love her.

1. saved aronnax from drowning "an incident" 2. speed of the nautilus man-of-war 3. next to captain nemo conseil 4. electricity vigo bay 5. "a coral tomb" 20,000 leagues 6. the nautilus runs aground nemo's "thunderbolt" 7. episodes are connected by aronnax's quarters 8. captain nemo's "bank" cause 9. distance aronnax traveled on the nautilus "a fine death for a sailor" 10. captain nemo sinks for revenge 50 miles per hour