Context: In a group of Syrian hamsters, some individuals have short fur and others have long fur. In this group, the gene for the fur length trait has two alleles. The allele for long fur (f) is recessive to the allele for short fur (F).
This Punnett square shows a cross between two Syrian hamsters.
What is the probability that a Syrian hamster produced by this cross will be heterozygous for the fur length gene?
A. 4/4
B. 3/4
C. 0/4
D. 1/4
E. 2/4
From the given choices, pick the correct answer and respond by indicating the letter of the correct option.

E