Context: In a group of muskmelon plants, some individuals have sour fruit and others have sweet fruit. In this group, the gene for the fruit taste trait has two alleles. The allele for sweet fruit (f) is recessive to the allele for sour fruit (F).
This Punnett square shows a cross between two muskmelon plants.
What is the expected ratio of offspring with sweet fruit to offspring with sour fruit? Choose the most likely ratio.
A. 1:3
B. 4:0
C. 0:4
D. 3:1
E. 2:2
Choose the right answer from the options and respond with its letter.

A