Allowing for the cutback adjustment (50% reduction for meals and entertainment), which of the following trips, if any, will qualify for the travel expense deduction?
Dr. Jones, a general dentist, attends a two-day seminar on developing a dental practice.
Dr. Brown, a surgeon, attends a two-day seminar on financial planning.
Paul, a romance language high school teacher, spends summer break in France, Portugal, and Spain improving his language skills.
Myrna went on a two-week vacation in Boston. While there, she visited her employer's home office to have lunch with former co-workers.
All of these.