Evap line or positive?

J • Samuel 11/9/17 and Amelia 09/19/19 and baby number 3 due July 2021

I’m asking for clarification on it as I have never really seen an evap line and I would just like to know if this is one or if I’m pregnant. Me and the hubby have been TTC for a little over a month now but no luck so far. Don’t want to get my hopes up as I feel like it’s an evap