A Change in the Land-Use Regulations Prior to Vesting

A change in the land-use regulations prior to vesting:

A) may preclude a development that would have been permissible under the regulations in force at the time the property was acquired.
B) does not change a developer's right to develop the property.
C) makes the project immune from any subsequent changes in the regulations.
D) is unrelated to the "last discretionary approval" required for development.