In the figure given below, what is the value of $$\alpha + \beta + \gamma + \delta ?$$
I. $$\alpha + \beta = \gamma + \delta$$
II. $$\theta + \phi = 90^\circ$$

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 sufficient.

D

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