Carla receives an allele for blue eyes from her mother, and an allele for brown eyes from her father.

If brown eye color is a dominant trait and blue eye color is a recessive trait, what can be determined about the color of Carla's eyes?
A.
Carla's eye color can not be determined.
B.
Carla has green eyes.
C.
Carla has blue eyes.
D.
Carla has brown eyes.