What are the three numbers $$x$$, y and z?
I) The numbers $$x$$, y, z are in the ratio 2 : 3 : 5
II) $$x^{2} + y^{2} + z^{2} = 152$$

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.