A construction company is looking to improve safety and efficiency at its sites. What is an example of a solution that requires the use of edge computing and the Internet of Things $($loT$)?$

a database that logs information about worker hours and assignments

an automated system that manages worker schedules and equipment needs

wearable digital tags that workers can use to request help from supervisors

networks that connect censtruction sites to share data on peofect work

I dan't know this yet.