Answer: d
Explanation: If im wrong im sorry
Nationally recognized testing laboratories (NRTL) <u>test and list</u> electrical products to provide a basis for approval by inspectors in the field.
An independent organization known as a Nationally Recognized Testing Laboratory (NRTL) certifies goods for the American market. OSHA (Occupational Safety and Health Administration) recognizes NRTLs for products used in American workplaces in accordance with Federal Code 29 CFR 1910.7.
The NRTL certificate offers unequivocal proof that your electrical and electronic products meet the specifications needed for the American market. NRTL certification helps you to quickly reach hundreds of millions of consumers by offering assurance that your products meet the safety requirements to enter the United States.
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The cataracts kept lower Egypt from coming up the Nile to trade. It made trade decline between the two.
The end of the Han Dynasty was the result of a series of revolts by palace eunuchs who had begun to grow in power.
