Which of the following statements is false?
a. In examining ultimate behavior in bird territory defense, scientists might look at how the surrounding environment has changed over time.
b. In examining proximate behavior in humans, scientists might examine how reproduction is affected by endocrine disrupters.
c. In examining ultimate behavior in penguins, scientists might examine how melting artic ice caps change feeding behavior over many generations.
d. In examining proximate behavior in the octopus, scientists might look at behavior in close relatives, like squid, to seek evidence for the kinds of behaviors demonstrated by ancestral molluscs.