Text 2: This is the title of a science article: There’s a giant hole on Mars, and scientis
A、Scientists have discovered a large hole on the surface of Mars, and are currently investigating its origins.
B、Astronomers have discovered a hole-like void on the surface of Mars, and are currently investigating its origins.
C、Scientists have discovered a giant hole on Mars, and are currently investigating its origins.
D、There is a giant hole on Mars, and scientists cannot figure out where it came from.