試題詳解

25. Which of the following best serves as the title of the reading passage?
(A) This Black-Hole Collision Just Made Gravitational Waves Even More Interesting.
(B) Black Hole Picture Captured for First Time in Space Breakthrough.
(C) Massive Black Hole Collisions Illuminated by X-Rays and Gravitational Waves.
(D) New Clues Discovered about the Formation of Black Holes.