Tabby only refers to the coat pattern. Not the breed. So clearly he is a tabby. Doubtful he is a Bengal unless there is paperwork or a DNA test to prove it. So he is a Domestic Short Hair tabby.
Though the dark line down her back makes me think of my mixed Egyptian Mau. Brown and white with spots and a dark line down the back. So she probably has something else mixed. I have never seen a tabby with