Where would the developer write the Account address verification logic?

A developer needs to create a Visualforce page that will override the standard Account edit button. The page will be used to validate the account’s address using a SOQL query. The page will also allow the user to make edits to the address.

Where would the developer write the Account address verification logic?
A . In a Standard Extension.
B . In a Standard Controller.
C . In a Custom Controller.
D . In a Controller Extension.

View Answer

Answer: D