Chorus and vocal soloists in the final movement.
C.Natural Selection would be the answer
Gas and plasma .............
The value chain, Panera Bread's value chain has several component to its value chain, customer service, operating performance, and most important being inbound logistics. The most important for Panera Bread is the Priority on inbound logistics, as it is what differentiates their product from their competitors, which is their most important competitive advantage.