Which sentence below is a compound-complex sentence?
a.
my friend and i went to the beach today.
c.
my friend and i went to the beach today,
so we went surfing in the ocean
b.
my friend and i went to the beach today,
but we were not able to go surfing
because it started to rain.
d.
although my friend and i went to the
beach today, we were not able to go
surfing.

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