[听力原文]
M: The air conditioner in my room is broken and I can’t work.
W: Why not go to the office

What does the woman mean（）

A．The first stage of a multistage rocket consists of rocket engines that provide a large amount of force.
B．The first stage lifts the entire launch vehicle off the launch pad and into the first part of the flight.
C．After its engines use up its fuel, the first stage part of the rocket separates from the rest of the launch vehicle and falls to the space.
D．The entire launch vehicle includes its load of fuel, the rocket body, and the satellite.

A．Their learning and problem-solving skills, together with their curiosity and often eager interactions with humans.
B．The large brains of whales.
C．Complex behavior.
D．Relying on hearing.