wierd wr sentence

<p>intimacy, love and marriage are three-------------
a. different, if interrelated, subjects
c. different subjects, whereas they are interrelated
d. different subjects when interrelated</p>

<p>Intimacy, love, and marriage are three different, if interrelated, subjects.
What exactly does this sentence mean? </p>

<p>Can this ^ sentence be also read as...
if interrelated, intimacy, love, and marriage are three different subjects.
or also....intimacy, love, and marriage are three different subjects if interrelated.</p>

<p>Why is:
intimacy, love and marriage are three different subjects when interrelated.
the wrong answer?
Is it because it does not match the meaning of the original sentence?</p>

<p>nvmd—i found the reason on another thread</p>