A portfolio of non-dividend-paying stocks earned a geometric mean return of 5 percent between January 1, 2004, and December 31, 2010. The arithmetic mean re- turn for the same period was 6 percent. If the market value of the portfolio at the beginning of 2004 was $100,000, the market value of the portfolio at the end of 2010 was closest to: a. $135,000 b. $140,710 c. $142,000 d. $150,363