Field Experiments with Free-Living Birds, Such as Those Conducted by Slagsvold

Multiple Choice

Field experiments with free-living birds, such as those conducted by Slagsvold and coworkers, indicate that species vary in their sensitivity to sexual imprinting. It has been suggested that sensitivity to sexual imprinting may be decreased in species that are

A) highly social.
B) monogamous.
C) solitary.
D) all of the above.