How many elements are in the set $$B = \left\{n \epsilon Z: f(n) \leq 5\right\}$$
I. $$f:Z \rightarrow Z$$ is given by $$f(n) = \mid 2n - 1 \mid$$ for $$n \epsilon Z$$
II. $$f: Z \rightarrow Z$$ is into

A

If the statement I alone is sufficient to answer the question

B

If the statement II alone is sufficient to answer the question

C

If both the statements I and II are sufficient to answer the question but neither statement alone is not sufficient

D

If both the statements I and II together are not sufficient to answer the question and additional data is required