Urine specific gravity is a measurement of the kidney’s ability to concentrate and excrete urine. the specific gravity measures urine concentration by measuring the density of urine and comparing it with the density of distilled water. which is an example of how urine concentration is affected?

ice cream

explanation:

the correct answer is option d.

an appositive is a noun, noun phrase or noun clause which follows another noun or noun phrase in order to describe it or name it another way. they are usually used between commas, brackets or dashes.

the example sentence with the correct use of commas is the following:

her uncle, the man over there in the red shirt, owns the hardware store in town.