Answer:
Option A.
Explanation:
A scientist who helped survey the new national capital, is the right answer. 
Benjamin Banneker can be best described as a free African-American journal author, astronomer, naturalist, farmer and surveyor from America. Banneker has been regarded as the leading African-American man of science. At the request of President Thomas Jefferson, he joined a group under the leadership of Major Andrew Ellicott that inspected the primary boundaries of the District of Columbia, the national capital region of the U.S. He was the only person who in two days presented a complete layout of the major buildings, parks and streets. 
  
 
        
             
        
        
        
Pinabagsak niya ang persia noong 328 bce
-nilisan ang india na hindi kasama ang mga sundalo
        
             
        
        
        
The National Reclamation Act funded irrigation projects in West America. So, as you can imagine - the most likely answer here is B! =)