When two surfaces are coated with a lubricant. then they

Options :
  1. stick to each other
  2. slide upon each other
  3. roll upon each other
  4. None of the above

Answer and Explanation :-

Answer: Option 2


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Childhood is this time of magic and monsters hoping for one and fearing the other... The worst part of being a kid is discovering which one exists... So, I chose to believe in magic.
-Thomm Quackenbush We Shadows