Given the task definition and input, reply with output. In this task, you will be presented with a text, a pronoun from the text, and two candidate names. You should determine what the pronoun refers to and classify the answers into A, B, or Neither. A and B here are referring to option A and option B. Position of the pronoun in the text is showed within two "_"s.

Coal was first reported in Brunei Darussalam near Muara as early as 1837. in Serai Pimping. The Muara coalmine was first mined commercially in 1883, when William Cowie was given the concession rights to mine the coal in exchange for $1,200 per year. However, Cowie later sold _his_ rights to Rajah Charles Brooke and the Rajah renamed the mine Brooketon (Brooke Town). <sep>, Pronoun: his <sep>, A: Rajah Charles Brooke <sep>, B: Rajah
Neither