2.2 Incremental Costs For each of the following decisions place a check mark in the box if the cost or revenue is incremental to the scenario. Scenario 1: Increase number of seats sold on a particular fliqht Scenario 2: Increase the number of flights on a route (assuming sufficient aircraft capacity and no change in flight load) Scenario 3: Add a new route Scenario 4: Increase number of flights on a route by having crews fly round trip per day (say on Chicago/LA leg)