According to the lesson on The Land Use in Our Cities and Towns, what is 'The Official Plan':

Question

An important plan that lays out where the road systems are placed
An important plan that lays out where the sewage systems are placed
An important document that lays out general policies to be followed for long-term goals
An important document that lays out important building plans in the city planning

Answer 1

An important document that lays out general policies to be followed for long-term goals