1) Options are provided from the 10K. Whenever possible, get your inputs from the source. Bloomberg, like other data vendors, are aggregators. Options are only sometimes provided on 10Q, hence we get it from the 10K because we don't have other updated information to update from. No difference between public vs deal comps.
2) Correct, you can use a variety of data vendors to accomplish this. In our learning modules, we are data vendor-independent so it is hard coded. However, if you or your firm subscribes to such a data vendor, you would link it in.