Respuesta :
					                   A 
Explanation:
It has a specific statistic that gives a fact to support the argument that the riverfront should be developed. Whereas the other answers are introductory or would be too general to be a supporting detail
					                
					             Explanation:
It has a specific statistic that gives a fact to support the argument that the riverfront should be developed. Whereas the other answers are introductory or would be too general to be a supporting detail
 
			                   
					                  