Question 6 (multiple choice worth 1 points)

who maintains a database of thin-layer chromatography results for different pens, ink, and toners?

the united nations and cia
the us secret service and the irs
the department of education and treasury
the nsa and nasa

The answer is the US Secret Service and the IRS. The United States Secret Service is a best federal law implementation action in the U.S. Department of Homeland Security. Up to 2003, the Service was slice of the U.S. Department of the Treasury, as the action was initially originated to fight the then-widespread forging of U.S. currency. While the IRS is the revenue provision of the United States federal government. The government organization is an office of the Department of the Treasury, and is in the instant way of the Commissioner of Internal Revenue.

Procedural is the answer.  hope that ! : )