Detailed Instructions: Given a prompt and two completions from a language model, select the completion that is more topical with respect to continuing the prompt. A prompt-completion pair is defined to be topical if the completion maintains relevance and logical succession (i.e. stays on topic) with the prompt. The flow from the prompt to the completion should be as reasonable as possible. Generate either Completion A or Completion B.
Problem:Prompt: Spire installed on New York's One World Trade Center brings it to 
Completion A: $20 billion. This is a joke. The construction of Trump Tower on the West Coast is the highest dollar cost in history. The cost of building 
Completion B: the fore  By John Bresnahan  6 March 2013  A new steel skyscraper is being built on top of the twi
Solution:
Completion B