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.

Animals often use two or more of these mechanisms together to produce the colours and effects they need. Animal coloration has been a topic of interest and research in biology for centuries. In the classical era, Aristotle recorded that the octopus was able to change its coloration to match its background, and when it was alarmed. In _his_ 1665 book Micrographia, Robert Hooke describes the ``fantastical'' (structural, not pigment) colours of the Peacock's feathers: <sep>, Pronoun: his <sep>, A: Aristotle <sep>, B: Robert Hooke
B