A “Colony” is defined as area applied by order of:

The declaration of a "Colony" involves significant policy decisions and large-scale land management, which falls under the highest administrative authority. The correct answer is Provincial Government.

• A) Collector: A Collector is an implementing authority at the district level, not typically empowered to declare entire colonies.
• B) Board of Revenue: While the Board of Revenue oversees land administration, the initial policy decision to establish a colony is a higher-level governmental function.
• D) EDO (Revenue): An EDO (Executive District Officer) Revenue is a district-level functionary, far too low in the administrative hierarchy to make such a declaration. The Provincial Government is responsible for such major land use planning and policy.