Which of the following groups is lead by vocalist Dan Smith: Circa Survive or Bastille?
Circa Survive: Circa Survive is an American rock band from the Philadelphia suburb of Doylestown, formed in 2004. Bastille (band): Bastille (stylised as BΔSTILLE) are a British indie band formed in 2010. Bastille (band):  The group began as a solo project by lead vocalist Dan Smith, but later expanded to include keyboardist Kyle Simmons, bassist and guitarist Will Farquarson, and drummer Chris Wood.
Circa Survive