In Genetic Testing, DNA Sequencing

In genetic testing, DNA sequencing

A) is used to identify the incorrect nucleotide or nucleotides that caused the mutation and the disease to occur.
B) is used to cut the DNA in a specific location to identify the allele that caused the mutation and the disease to occur.
C) uses fluorescent hybridization to identify the chromosome location of a mutation.
D) All of the answer choices are correct.