Using the Sanger Method of DNA Sequencing, Results in the Figure

Multiple Choice

Using the Sanger method of DNA sequencing, results in the figure below are obtained following gel electrophoresis of the DNA fragments. A total of 21 nucleotides has been sequenced. What is the sequence of these nucleotides?

A) 5'- ACCGTTTGCAGAACGTTCCCA- 3'
B) 5'- ACCCTTGCAAGACGTTTGCCA- 3'
C) 5'- ACCCACGTTAAAGACCCGTTT- 3'
D) 5'- AAAAACCCCCCCGGGGTTTTT- 3'
E) none of the above