What is the digit in the units place of n?
I. $$n = 6^k, k$$ is an integer $$\geq 1$$
II. $$n = 8^k, k$$ is an integer $$\geq 1$$

A

if the statement I alone is sufficient to answerthe question.

B

if the statement II alone is sufficient to answerthe question.

C

if both the statements I and II are sufficient to answerthe question but neither statements aloneis sufficient.

D

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