Which of the following air traffic control transmissions requires a mandatory full, verbatim readback by the pilot under ICAO Doc 4444 and Doc 9432?

1. Weather observations and wind speed reports transmitted on initial contact
2. General aerodrome background information regarding terminal duty-free shops
3. Altimeter settings, SSR transponder codes, level instructions, heading and speed instructions, runway in use, and any clearance to enter, land on, take off from, cross, or backtrack on any runway
4. Time checks transmitted during routine cruising flight