Which of the following best describes the ordered pairs listed below?

(-2, - 4), (0, - 6), (-2, - 11), (7, - 13)

A. neither a relation nor a function

B. function only

C. both a relation and a function

D. relation only

Ten elevenths as decimal

The wool of a vicuna is finer than any other wool. The hair of this animal can be as thin as 0.000006 meters. If the average thickness of human hair is approximately 8.

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