SAT English Practice Question

In the early 1900s, the American writer Gertrude Stein, known for her experimental style, wrote a series of books about her childhood in Oakland, California. The first of these books was "The Making of Americans" (1925), which Stein said was the first book in which she wrote about her own experiences as a child. In the passage, Stein’s ideas and her experiences are being described. Which choice most effectively combines the sentences at the underlined portion to maintain a consistent style?

1. A.which Stein said, was the first book in which she wrote about her own experiences as a child.
2. B.which Stein said was the first book in which she wrote about her own experiences as a child.
3. C.in which Stein said was the first book in which she wrote about her own experiences as a child.
4. D.which Stein said was the first book she wrote about her own experiences as a child.