<span>Another word for "platform" that would fit this concept would be "app" or "tool." These words would give the connotation of something that has utility and can be used for a positive end.</span>
there are no choices of phases here
The lines which are a flashback here are: She thought of her last day in middle school, seven years ago, when Sarah had given her an iPod. She had felt ecstatic that day when she realized she would be able to listen to her favorite songs and fend off comments from her cousins about how little she knew about music.