Title: Beyoncé.
Question: Who stated that Beyoncé is the most important musician of the 21st century?

Title: The Blitz.
Question: Who was given permission to restore power and move supplies to keep the war moving?

Title: Light-emitting diode.
Question: What are some of the luminous efficacies of yellow phosphor based white LED compared to blue?

Title: Protestantism.
Question:
What is the term for how the church as a whole works?