Which examples demonstrate tasks commonly performed in Maintenance/Operations jobs? Check all that apply.

1. Ross fixes a dishwasher for a homeowner.
2. Beverly operates heating and air-conditioning equipment in an office building.
3. Cassandra fixes holes in an old road.
4. Ines sketches a design for a building plan.
5. Tyrone oversees other workers on a construction site for a new store.
6. Freddie greets customers at an architecture firm.