challenge: What was the outcome of C.E. Webber's script for the proposed first episode of the series?
  
  A. It was rewritten by another writer, but Webber received a co-writer's credit on internal BBC documentation.
  B. It was rejected and not used in any form.
  C. It was used as the basis for the broadcast first episode, with Webber receiving sole writing credit.
  D. It was used as is, with no changes or rewrites.
  Answer: 