Definition: 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.
Input: Question: Which has the deeper recorded depth, Todd Lakes or Merrill Lake? Passage:Merrill Creek begins at an unnamed lake in Addington Highlands, Lennox and Addington County at an elevation of and flows east and then south, through Todd Lakes, to reach Merrill Lake at an elevation of . It heads south into Little Merrill Lake, then southwest to Whitefish Lake. Leaving the lake, the creek passes into the Cashel portion of Tudor and Cashel, Hastings County, then Tweed, Hastings County, and flows southwest to reach its mouth at Partridge Creek at an elevation of . Partridge Creek flows via the Skootamatta River and Moira River to the Bay of Quinte on Lake Ontario at Belleville.


a