If a lantern is not for sale, where is it likely to be?\nOptions:\n- antique shop\n- campsite\n- dark place\n- trash\n- house
Step-by-step reasoning:
house
House is to go to the place where one lives permanently, especially as a member of a family or household.

If a lantern is not for sale, it is likely to be in house.

.

Thus, the answer is house