In this task, you're given a question, along with a context passage which has extra information available on certain terms mentioned in it, i.e., the proper nouns in the passage. Your job is to determine whether information from more than one term is needed to answer the question. Indicate your choice as 'a' for Yes or 'b' for No.

Question: How old was Griff Rhys Jones when the BBC docudrama Charles Dickens & the Invention of Christmas was released? Passage:In December 2007 she appeared as herself in the BBC docudrama Charles Dickens & the Invention of Christmas, written and presented by Griff Rhys Jones. She also appeared in Channel 4's 2008 documentary Dickens's Secret Lover, which was concerned with Dickens's relationship with the actress Ellen Ternan. In December 2011 she appeared on BBC One's Songs of Praise and for BBC Two in Mrs Dickens' Family Christmas, during which she was interviewed by Sue Perkins. In January 2013 she appeared in all three episodes of BBC Two's Queen Victoria's Children and in an episode of Find My Past which was concerned with the affair between Charles Dickens and Ellen Ternan. She has appeared twice on BBC One's The One Show, interviewed about Lizzie Siddal and about Charles Dickens's will. She was the presenter for BBC One's Inside Out London: Dickens and Health Her radio appearances include The Today Programme (BBC Radio 4); Woman's Hour (BBC Radio 4); The Aled Jones Show (BBC Radio 2); The Robert Elms Show (BBC London); The Lynn Parsons Show (Smooth Radio and BBC Berkshire); Glad To Be Grey with Mary Beard (BBC Radio 4) and Behind the Looking Glass with Lauren Laverne (BBC Radio 4). In 2013, Hawksley unveiled a new blue plaque to her great great great grandfather, at 22 Cleveland Street, London.
b