Even if you’re only applying to a couple schools that you know you can get into, it will still serve you well to write a compelling admissions essay.
People remember last things first or, at least, best.
As Alan Alda said in a commencement address he delivered to his daughter’s graduating college class, the most important things are said on the way out the door.
The prompts are just supposed to be starting points.
That said, you can set yourself up for success from the start by choosing a topic that lets you show your strengths.