The Government of Country A,which Has Adopted American GDP Accounting

The government of country A,which has adopted American GDP accounting conventions,has calculated that the seasonally-adjusted market value of all final goods and services produced within country A in quarter 1 was $5 billion.The government will report that GDP in quarter 1 was

A) $1.25 billion at an annual rate.
B) $4 billion at an annual rate.
C) $5 billion at an annual rate.
D) $20 billion at an annual rate.