Threatening behavior by predators causes a porcupine to extend its quills.
Porcupines are in the rodent family.
Threatening behavior by predators causes a rodent to extend its quills.
What extends something because of threatening behavior by predators?
Options:
a) influenza
b) chickenpox
c) A rodent
d) A primate
e) A treeshrew
f) fur and fat
g) A flying lemur
h) an object