Which statement is correct regarding Time Slots?

A customer is planning on managing as many of their Oracle FieldService Cloud (OFSC) configuration elements as possible via the Metadata REST API.
Which three objects can be both retrieved and created/modified via the Metadata API?

A technician has been assigned a scheduled activity that he or sheneeds to perform later in the day.
Their company has a policy that their technicians perform some advance testing as an administrative task prior to the activity.
Which option would enable them to account for their time performing these tasks?

A company has technicians in a local Austin office, which has been configured as a bucket within OFSC.
They want all their technicians to work in the AUSTIN_SOUTHWEST_WKZN work zone but would also like the technicians Sandra Bernstein and Larry Johnson to work in the AUSTIN_NORTHWEST_WKZN work zone as well.
How should you set the work zones in the Resource Tree for that local Austin office?

A customer has a requirement that as part of the process of a resource completing an activity, a report in .PDF format containing the activity completion details be generated automatically.
How can this be correctly achieved?