A price relative was computed for houses. The base period is 2005. The price relative in 2010 was 2010. The interetation of the price relative is that

A. there has been a 130% increase in the price of houses from 2005 to 2010.

B. there has been a 30% increase in the price of house from 2005 to 2010

C. the price of houses in 2010 was 130 higher than the price in 2005

D. it is impossible to interpret the index