On a graph, an equilibrium is the point where a supply curve and a demand curve meet. Hope this helps =)
The source of Albert's fear was "A White Rat".
This was a famous experiment by John Watson and Rosalie Rayner for which they received much criticism. The child whose name was "Albert" but is famously known as "Little Albert" moved shortly after the experiment so it was a mystery what happened to him until recently when he was found as “<span>Douglas Merritte” who died before he was found.</span>
still finding some answer in this question