Marianne collects coffee mugs from places she visits when she goes on vacation. She displays her 87 coffee mugs over her cabinets in her kitchen, including 8 mugs from Texas, 4 from Georgia, 4 from SC and 8 from California. If one of the coffee mugs accidentally falls to the ground and breaks, what is the probability that it is a California coffee mug?
A. 8/87
B. 4/87
C. 4/39
D. 1/13