A Particular Song Was Playing on the Radio When Ricky

A particular song was playing on the radio when Ricky broke up with Laura.She was devastated.She hears the song again at a party with her friends and struggles to remember the words.However,driving home from her grandmother's funeral,she hears the same song and sings along with no problem.Which of the following provides the best explanation?

A) Encoding specificity
B) Context-dependent learning
C) Emotional-dependent learning
D) State-dependent learning