Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to write a catchy song [title] Choose your subject matter. [step] Begin by asking: what do you feel inspired to write a song about? The most popular songs often have emotional content that is relatable and that resonates with the listeners' own experiences. [title] Write an arresting first line.

Ending1: [step] The first line is important because it introduces the subject you are writing about and establishes the mood of the song. [substeps] It can also be an effective way of grabbing listeners' attention from the very first instance. Ending2: [step] Use some different words from your favorite songs you like to mix into your catchy catchy line. [substeps] You can still use every breath word, but it could sound more funny if you added more emotion from every single step of the song. Ending3: [step] In the beginning of a song, you want to let the audience know what the song is about. Also, you want to make sure that " as " is inserted in the opening line to make a bold, compelling hook. Ending4: [step] Begin the beginning of your lyrics with a catchy first line. Do not restrict the structure of your lyrics in this line, to ensure the listener summarizes the most important idea and thought from the first line.

Answer format: ending1/ending2/ending3/ending4