Answer:
B. Underwriters' Laboratories, Inc.
Explanation:
The Underwriters' Laboratories, Inc. conducts all kinds of security certifications, including electrical equipment, that's why you see the circular UL Certified logo on every electrical device sold in the US, including all electronic devices.
The National Fire Prevention Association develops standards for electricity installations in the workplace, the National Electric Code (for buildings) and other similar.
The National Electrical Manufacturers Association sets norms for the generation and transportation of energy, for the power providers.
Certified Ballast Manufacturers is just an association of electric ballast makers.
A) The political ideology behind Senator Sanders proposed law is leftist, more specifically liberalism, who support a debt-free college plan. He wants to match funds for the states that want to eliminate tuition, thus providing 47 billion a year to states to get rid of undergraduate tuition and fees.
B) In the context of this scenario, the proposed law would affect federal fiscal policy in a negative way, because the federal deficit would increase. The state fiscal policy would probably tax these since they would be negatively affected as well.
Answer:

Explanation:
The speed of the sound wave is:


The frequency is:


