Which of the Following Describes an Advantage of Establishing and Using

Which of the following describes an advantage of establishing and using a human reference genome in a bioinformatics investigation?

A) It represents the entire genome of one individual who acts as a standard for comparison.
B) It is continuously revised as new data are collected and represents current consensus.
C) Filling in remaining gaps would be more work than it is worth, so the reference has been set.
D) "Next generation" sequencing efforts can use it to see if their output is correct.