in the fig PA and PB are tangents. angle C=50. write the angle measures of triangle PAB what is the measure of angle P if angle P=angleC PLEASE EXPLAIN THE B PART OF ANSWER..EXPERTS URGENT

in the fig PA and PB are tangents. angle C=50. write the angle measures of triangle PAB what is the measure of angle P if angle P=angleC PLEASE EXPLAIN THE B PART OF ANSWER..EXPERTS URGENT 50
a) 50 50
g) 60