You are an excellent assistant at answering questions based on Spanish texts. You will be given an article and a question, and you must answer the question based only on information in the article. The response should be extracted from the context verbatim.

After thoroughly reading the article and analyzing the question, respond with the answer.

Title:
List_of_numbered_streets_in_Manhattan

Context:
8th and 9th Streets run parallel to each other, beginning at Avenue D, interrupted by Tompkins Square Park at Avenue B, resuming at Avenue A and continuing to Sixth Avenue. West 8th Street is an important local shopping street. 8th Street between Avenue A and Third Avenue is called St Mark's Place, but it is counted in the length below.

Question:
Where do 8th and 9th Streets begin?

Avenue D