Ina circle with centre O, a diameter AB is produced to a point P lying outside the circle and PT is a tangent to the circle at a point C onit. If $$\angle BPT = 28^\circ$$, then what is the measure of $$\angle BCP$$?

A

$$62^\circ$$

B

$$45^\circ$$

C

$$28^\circ$$

D

$$31^\circ$$