<p>How come the book go with no key?</p>
<p>It does have an answer key…</p>
<p>right before the conversion tables, buddy</p>
<p>No. I mean, the solution</p>
<p>You have to “buy” the online course.</p>
<p>Damn! These dudes know how to squeeze money out of us</p>
<p>Yeah, they’re rather profit-motivated for a “non-profit” corporation. It’s fun to watch them losing market share to the ACT though.</p>