Over the past four years, large-company stocks and U.S. Treasury bills have produced the returns stated below.

Year 1Year 2Year 3Year 4

Percent return on large-company stocks125918

Percent return on U.S. Treasury bills 2334

During this period, inflation averaged 2.9%. Given this information, the average real rate of return on large-company stocks was ___ percent as compared to _____ percent for Treasury bills and the standard deviation for large-company stocks was _____ as compared to ____ for Treasury bills.

a.	7.87; 0.10; 4.87; 0.67
b.	7.87; 0.10; 5.48; 0.82
c.	7.87; 1.00; 6.24; 1.01
d.	11.00; .03; 6.24; 1.01
e.	11.00; .03; 5.48; 0.82