Dudley square and the Silver line are both part of what?
Dudley Square (MBTA station): Dudley Square (variously known as Dudley Station, Dudley Street Terminal, or simply Dudley) is a ground-level bus station located in Dudley Square, Roxbury, Boston, Massachusetts, United States. Dudley Square (MBTA station):  It is a transfer point between 17 Massachusetts Bay Transportation Authority bus routes, including two Silver Line bus rapid transit lines and 15 local MBTA Bus routes.
i don't know