Answer question 3.4.1.

Step 1: Answer question 3.4.1. The three main parts of an airport are: • Landside: This is the public area outside the terminal building, including parking lots, drop-off zones, and access roads. • Terminal Building: This is where passengers check in, go through security, wait for their flights in departure lounges, board aircraft, and collect their luggage upon arrival. • Airside: This is the restricted area where aircraft operate, including runways for take-off and landing, taxiways for moving aircraft, and aprons where planes are parked and serviced. Step 2: Answer question 3.4.2. The diagram and Addendum B are not provided, so the letters cannot be placed on a diagram. However, here are the general locations for each activity: A. Checking one's ID document and choosing a seat: This occurs at the check-in counter or self-service kiosk* within the terminal building (landside/check-in area). B. Baggage wrapping/shrink wrapping of one's luggage: This typically happens in the terminal building (landside area), often near the check-in counters, before luggage is checked in. C. Waiting to board the flight: This takes place at the boarding gate* within the terminal building (airside/departure lounge). D. Passing through metal detector to get to the boarding area: This is part of security screening*, which occurs within the terminal building, after check-in and before entering the departure lounge. E. Collecting one's luggage at ORTIA: This happens at the baggage claim area in the arrivals section* of the terminal building.