Question: Which features apply to out-of-home advertising mediums, like billboards and bus stops? Multiple Choice captive audience; but has very short exposure times and often primarily a young audience very targeted, good detail, good "pass along"; but inflexible and long lead times selected audience, flexible, can be personalized; but relatively expensive per contact and hard to retain attention demonstrations, good attention, wide reach; but expensive in total, has a lot of clutter, and not always selective audience flexible, timely, local market; but may be expensive, has a short life, and no "pass along"