input: Text: MUCK MAN BY FREMONT DODGE The work wasn't hard, but there were some sacrifices. You had to give up hope and freedom—and being human! I The girl with the Slider egg glittering in her hair watched the bailiff lead Asa Graybar out of the courtroom. He recognized her as old Hazeltyne's daughter Harriet, no doubt come to see justice done. She didn't have the hothouse-flower look Asa would have expected in a girl whose father owned the most valuable of the planetary franchises. She was not afraid to meet his eye, the eye of a judicially certified criminal. There was, perhaps, a crease of puzzlement in her brow, as if she had thought crimes were committed by shriveled, rat-faced types, and not by young biological engineers who still affected crewcuts. Tom Dorr, Hazeltyne's general manager, was her escort. Asa felt certain, without proof, that Dorr was the man who had framed him for the charge of grand theft by secreting a fresh Slider egg in his laboratory. The older man stared at Asa coldly as he was led out of the courtroom and down the corridor back to jail. Jumpy, Asa's cellmate, took one look at his face as he was put back behind bars. "Guilty," Jumpy said. Asa glared at him. "I know, I know," Jumpy said hastily. "You were framed. But what's the rap?" "Five or one." "Take the five," Jumpy advised. "Learn basket-weaving in a nice air-conditioned rehab clinic. A year on a changeling deal will seem a lot longer, even if you're lucky enough to live through it." Asa took four steps to the far wall of the
  Question: Why did Harriet crash the helicopter?
  
   (A) She thought the dead Slider was alive and tried to kill it.
   (B) The gravity on Jordan's Planet was different from that on Earth.
   (C) She was using it as a projectile to kill Graybar.
   (D) She didn't know how to fly one.
  Answer:
output: The gravity on Jordan's Planet was different from that on Earth.