Starting with AD₁ and AS₁ in the graph below, an increase in capital stock would mean the:

equilibrium in the economy moves from point c to point b

 

equilibrium in the economy moves from point b to point c

 

equilibrium in the economy moves from point c to point d

 

equilibrium in the economy moves from point c to point a

 

P b a AD1 AS1 AS 2 AD2 -Y