Context: In a group of koi fish, some individuals have red eyes and others have black eyes. In this group, the gene for the eye color trait has two alleles. The allele for red eyes (E) is dominant over the allele for black eyes (e).
This Punnett square shows a cross between two koi fish.
What is the expected ratio of offspring with black eyes to offspring with red eyes? Choose the most likely ratio.
A. 2:2
B. 0:4
C. 1:3
D. 4:0
E. 3:1
Select the correct answer from the provided options and reply with the letter associated with it.
Answer: B