<p>"they catch the viewer between the strange and the familiar" provides information to what tease is, meaning "they catch.." cannot be an independent clause because it does not mean anything by itself. Thats how I got it. Somebody else with a better explanation?</p>
<p>one of the answer choices did have a semi colon, but it had a subject-verb disagreement error. I haven't seen a colon separate two independent clauses, which threw me off.</p>