SAT Writing Blue Book Question (not in stick)

<p>Guys I have another question, this time about the writing section...</p>

<p>It's #28 on page 417</p>

<p>Quick to take advantage of Melanie Johnson's preoccupation in the
.......A.................B..............................................C.........................
history of the Johnson family, the genealogist proposed investigating that history -
..............................................................................................D...................
for a large fee. No error.
........................E..........</p>

<p>The answer in the book is C...how?
Diction? Idiom?</p>

<p>I thought the answer was D, think "that" should be "which"
Why is that not correct?</p>

<p>my guess is you can’t be preoccupied in something, only preoccupied by something.</p>

<p>Ah, ok. I had a feeling it was something idiom error like that. Thanks.</p>

<p>caatinga is correct. “that” is okay because it refers to the history of the Johnson family</p>

<p>I think it is preoccupation with</p>

<p>yeah you’re right, it should be preoccupation with rather than preoccupation in</p>