Robotics. Mars Rovers

What do you think will be NASA’s next step in Mars exploration?

  1. yes
  2. yes
  3. na
  4. may involve sending more rovers
  5. i don't know.
  6. i have no idea.
  7. i think there is no reason to explore one planet for such a long time.
  8. rovers
  9. sending more advanced rovers to mars
  10. i don't know.