From the beginning to the ending years of a decade, the annual value of final goods and services for country X increased from h100 billion to h300 billion. Over that time period, the GDP deflator...

From the beginning to the ending years of a decade, the annual value of final goods and services for country X increased from h100 billion to h300 billion. Over that time period, the GDP deflator increased from 111 to 200. Over the decade, real GDP for country X increased by approximately

A. 50 percent.

B. 67 percent.

C. 200 percent.