In the given figure. $$PQ$$ is a diameter of the semicircle $$PABQ$$ and $$O$$ is its center. $$\angle AOB = 64^\circ$$. $$BP$$ cuts $$AQ$$ at $$X$$. What is the value (in degrees) of $$\angle AXP$$?

A

36

B

32

C

58

D

54