Owing to which of the following reasons was the NASA robotic space probe 'Mars Climate Orbiter' lost in 1999?

Options :
  1. Bad insulation exposed the electronic circuit to extreme heat, fatally damaging it.
  2. A typing mistake when entering coordinates caused it to miss the red planet.
  3. A mix-up between Imperial and Metric units in navigation data caused it to approach too near to Mars.
  4. The probe stopped responding for an unknown reason while it was already in orbit.
Answer and Explanation :-

Answer: Option 3


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