Are the subgames of a sequential game visible when the entir

Are the subgames of a sequential game visible when the entire game is presented in strategic form? Explain.

Solution

Consider the subgame perfection where in a strategic form, there is indeed an additional equilibrium and the fight is also not an equilibrium using rollback in the extensive form on the whole. With this example, it can simply be said that sub game is visible when the entire game is presented in strategic form.