Answer:
3. A repeated tune
Explanation:
Leitmotif is a word that has its origin from a German term which means leading motif. It is used by musicians to refer to "a repeated tune".
Leitmotif can be defined as a musical fragment which is used to represent an idea, a concept, a person that reoccurs in a piece of music. It is usually used by musicians who wants to tell a story through their music.
