(100 POINTS PLEASE ANSWER)
"The territory of the United States is of vast extent; it now contains near three millions of souls, and is capable of containing much more than ten times that number. Is it practicable for a country, so large and so numerous as they will soon become, to elect a representation, that will speak their sentiments, without their becoming so numerous as to be incapable of transacting public business? It certainly is not."

Question: In regards to size and population, what concerns does the author express about the Constitution?