Which of the Following Is a Proximal Cause That Will

question 50

Multiple Choice

Which of the following is a proximal cause that will stimulate birds to migrate?

• A) Environmental stimuli such as changes in temperature.
• B) The bird getting older.
• C) An increase in the number of males within the population causing an increase in competition for mates.
• D) A new predator moving into the environment that poses a threat to the survival of the population.
• E) All of these are proximal causes that will influence birds to migrate.