Problem Statement

Shared context — identical in all five questions in this set. Only the Question section changes. Direction: Study the information given below and answer the question that follows. Seven smart lanterns — Aurora, Beacon, Corona, Dusk, Ember, Flare and Glow — are to be mounted on the seven numbered lamp-posts of a narrow foot-bridge. The posts are numbered Post 1 (nearest the town bank) to Post 7 (nearest the forest bank). The installation robot must obey all of the following seven programming rules: Beacon is installed immediately after Aurora. Exactly three lanterns stand between Beacon and Dusk, and Beacon is closer to the town bank than Dusk. Corona is mounted immediately before Dusk. Ember is fixed exactly two posts after Corona. Flare is placed somewhere between Beacon and Ember (not necessarily adjacent to either of them). Glow is not adjacent to Corona. Glow is closer to the town bank than Flare. ("After" / "before" refer to increasing post nu