Which sentence contains correctly punctuated items in a series?

A.
Our family has lived in Seattle; Washington; San Francisco; California; and Las Vegas; Nevada.

B.
Our family has lived in Seattle, Washington; San Francisco, California; and Las Vegas, Nevada.

C.
Our family has lived in Seattle, Washington, San Francisco, California, and Las Vegas, Nevada.

D.
Our family has lived in Seattle; Washington, San Francisco; California, and Las Vegas; Nevada.