Definition: 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.
Input: They released the single ``How Do You Do'', and remained together until January 1999 when Horntveth returned to Jaga Jazzist, to be replaced by Kristian Syvertsen. Syvertsen remained with the band until April of that year when he left and was replaced by Olaf Olsen. Bassist Tresselt left the band in August 1999 and was succeeded by Nikolai Eilertsen. Greni sold _his_ Vespa to pay the final installment to finance the production of Electric Psalmbook recorded during 1998 in Athletic Sound Studio in Halden, and released on the own label Grand Sport in March 1999. <sep>, Pronoun: his <sep>, A: Tresselt <sep>, B: Nikolai Eilertsen

Neither