Which of the following best defines what a provider referral is?
a. an infected person notifies past sexual partners about their sti.
b. a testing facility notifies past sexual partners about an infected person's sti.
c. a testing facility requires an infected person to contact past sexual partners within 24 hours.
d. a testing facility provides forms for an infected person to fill out and mail to past sexual partners.

A provider referral is where a testing facility notifies past sexual partners about an infected person's STI. The answer is letter B. The health professionals notify the partner of the infected other partner without disclosing the identity of the infected partner. 

The option that best defines what a provider referal is, is option B. A testing facility notifies past sexual partners about an infected person's STI.

The health care provider is supposed to notify the partner of the  infection without exposing the identity of the infected partner.

The referal provider is the health care provider, often a specialist of some sort, to whom an insured has been referred.

- "a nonrestrictive clause functions as a modifier to a noun (that is an object, person or concept). these clauses can be described by the following three options: it is set off by comas, it contains a subject and a verbs and it adds nonessential information to the sentence.

for example, in "here is bill gates, who confounded microsoft software company" we can identify "who confounded microsoft software company" as a nonrestrictive clause modifying the noun bill gates. this clause can be describes as a nonrestrictive clause because it is separated by a comma, it adds nonessential information to identify who bill gates is and it must contain both a subject (who) and a verb (confounded)."

i believe your answer would be d. matt saw the lost cat, and he looked for its owner.