Is $$x + y$$ a positive integer?
I) $$x+3$$ is equal to the larger root of $$x^{2} - 16 = 0$$
II) $$y+3$$ is the real root of $$x^{3} + 27 = 0$$

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 the statements I and II together are sufficient to answer the question but neither statement alone is sufficient.

D

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