Which of the Following Is the Best Example of Extinction

Which of the following is the best example of extinction in classical conditioning?

A) Thea used to love horror movies.Although she says she cannot account for it, she no longer likes them.
B) Jai loved to snowboard.One day she lost control, her board hit a tree, and Jai broke both legs.The following winter-even though completely healed-Jai was no longer willing to snowboard.
C) Panav's cat, Boots, ran to the kitchen whenever she heard the food cupboard door squeak.After Panav oiled the hinges, Boots stopped running to the kitchen whenever the door was opened.
D) Damian must stop drinking alcohol.The first few times Damian drank non-alcoholic beer he felt relaxed after one sip.However, after drinking non-alcoholic beer for a week, Damian no longer feels relaxed after one sip.