The high costs of running AHI's hotels are related to their ______.

A．A minority entrepreneur who had no assistance from family members would not be able to start a business.
B．Self-help networks have been effective in helping entrepreneurs primarily in the last 50 years.
C．Minority groups have developed a range of alternatives to standard financing of business ventures.
D．The financial institutions founded by various ethnic groups owe their success to their unique formal organization.

A．They were developed exclusively by Chinese immigrants.
B．They accounted for a significant portion of the investment capital used by Chinese immigrants in New York in the early twentieth century.
C．Third- generation members of an immigrant group who started businesses in the 1920's would have been unlikely to rely on them.
D．Recent immigrants still frequently turn to rotating credit associations instead of banks for investment capital.