$1\mathrm{.}02\mathrm{.}0..?$

The version of the Android framework has been changed from $1\mathrm{.}0$ to $2\mathrm{.}0.$ In response, changes are being made in a large number of classes in our system. What is the most appropriate term to describe this situation?

$.$

$1.$ framework dependency

$2.$ shotgun surgery

$3.$ duplicate code

$4.$ divergent ;hange

$$ design pattern$($ pattern$.$ factory method pattern$.$

The most appropriate design pattern used in the following class diagram is the $()$ pattern. Factory method pattern is not the correct answer.