I agree with klf73. It seems obvious that she doesn't realize that ameraucanas are a recognised breed just as are araucanas, and that Easter Eggers are a 3rd thing.
Three different things--two breeds and a mix that has, to a very small extent, a single thing in common.
Of course all adult female chickens have one thing in common, therefore they msut be the same breed
I personally have nothing againsed mixed/cross breed chickens--I have a backyard full of...