Interspecific Genome Comparisons Can Help to Identify All but of the Following

Multiple Choice

Interspecific genome comparisons can help to identify all but of the following except?

A) variation in nucleotides across a species breeding range
B) differences in nucleotide sequence between identical twins
C) biological fathers in cases of paternity
D) conserved nucleotides within a genus
E) the farms where produce at the supermarket comes from