Q: Fact 1: Most invertebrates have a more complex nervous system. Fact 2: Cephalopods have the most advanced nervous systems of all invertebrates. Given the two facts above, what has a complex nervous system?

Possible answers:
[i] insects
[ii] Airplanes
[iii] Rocks
[iv] elephants
[v] humans
[vi] animals
[vii] h2o
[viii] Cephalopods
The answer is:
[viii]