Question

those who caution against national databases see ______ as one of the dangers.
○ the irrefutable evidence of a persons unique dna
○ the gigantic size of the database
○ the solving of cold cases
○ the use of the personal information in a way that would discriminate against confidential information such as potential genetic diseas

Explanation:

Concerns about national databases often relate to privacy - misuse of personal info like genetic disease data is a danger.

Answer:

the use of the personal information in a way that would discriminate against confidential information such as potential genetic diseases