Consider two cars manufactured by Chevrolet in 2013. During 2013, Chevrolet sells one a new Volt to Sean for $24,000. Later in the same year, Sean resells the Volt to Kati for $30,000. The second car, a Cruze with a market value of $19,000, is unsold at the end of 2013 and it remains in Chevrolet's inventory. These transactions contribute how much to GDP for 2013?

A.

$24,000

B.

$43,000

C.

$49,000

D.

$73,000