Which Boolean Operator would you choose to get the best results for the following searches?  Check your answers.

• You want to search for information about the heart, and you want to make sure you get as much as you can.
  • heart and cardiac
  • cardiac not heart
  • heart or cardiac

• You are going to do a search for information about the Florida Marlins baseball team and you want to make sure you only get hits about the team and not the fish.
  • marlins not baseball
  • marlins and baseball
  • marlins or baseball
     
• You are going to do a search for information about tigers and want to make sure you don't get any about sports teams with the name tigers.
  • tigers and sports
  • tigers or sports
  • tigers not sports