Ruben Earned a Salary of $60,000 in 2001 and $80,000

Multiple Choice

Ruben earned a salary of $60,000 in 2001 and $80,000 in 2006.The consumer price index was 177 in 2001 and 221.25 in 2006.Ruben's 2006 salary in 2001 dollars is

A) $20,000;thus,Ruben's purchasing power increased between 2001 and 2006.
B) $20,000;thus,Ruben's purchasing power decreased between 2001 and 2006.
C) $64,000;thus,Ruben's purchasing power increased between 2001 and 2006.
D) $64,000;thus,Ruben's purchasing power decreased between 2001 and 2006.