【单选题】

M22 Project a Success

The highly publicized M22 project, undertaken by the National TransportDepartment, has drawn to a close. The new highway connectingBarnesworth and Stains has taken around six months to build since construction finally began in March this year.
The M22 project was the subject of great controversy when it was first proposed in January 2009. While local residents ofBarnesworth and Stains were enthusiastic about its capacity to facilitate economic development in the region, environmental activists expressed concern. They suggested that the new highway, which cuts through Langham Forest, could destroy the habitat of the endangered spotted bill bird, potentially driving this native species to extinction. However, activists and government officials eventually reached a compromise, with the original proposal slightly rerouted so that a nature reserve could be establisheD、
Carl Peters of Varney & Saunder, the contractor who worked on the project, announced that construction is complete. He said that, while the stretch of road still needs to be inspected by traffic engineers and fitted with appropriate signage, it should be open in time for the holiday weekend starting onApril 25.An official opening ceremony, which will be attended byBarnesworth Mayor Les Pattison and StainsChancellor FionaDu Pont, will be held onApril 22. Members of the community are welcome to attenD、
According to the article, what made the initial proposal for the M22 project controversialA．The closure of local roads
B．The endangerment of rare wildlife
C．Its contribution to air pollution
D．Its impact on the urban environment