Which sentence from the selection best reflects the central idea?
A In April 2019, hundreds of firefighters fought to save Notre Dame Cathedral in Paris, France.
B But in the near future, drones and other types of robots will do so much more to prevent damage and save lives during fires.
C In November 2018, a few days after California’s deadly Camp Fire started, Tom Calvert arrived on the scene.
D Pennypacker has spent most of his career staring into space, searching for exploding stars called supernovae.
The best sentence that reflects the central idea is:
B But in the near future, drones and other types of robots will do so much more to prevent damage and save lives during fires.
Explanation: This sentence indicates a forward-looking perspective on the role of technology in firefighting and prevention, which likely encapsulates the main theme of the selection regarding innovation and its impact on safety and damage mitigation. The other options provide specific instances or examples rather than the overarching idea.