Which of the Following Questions Addresses an Ultimate Cause in Biology

Multiple Choice

Which of the following questions addresses an ultimate cause in biology that could be studied using the comparative method?

A) How does an animal maintain a constant body temperature in different environmental conditions?
B) What are the evolutionary factors that caused some species of birds to acquire complex patterns of seasonal migration between North and South America?
C) What are the environmental factors that signal the birds of a particular species to begin their seasonal migration?
D) What are the receptors for geomagnetism in Monarch butterflies?