When sailing a traditional twin mast ketch, what are the recommended crew requirements?

What are the responsibilities of each crew member?

When sailing a traditional twin mast ketch, what are the recommended crew requirements?

Let's assume the following for simplicity:

1. Captain has 6-pack maritime license.
2. Captain and passengers total 5 people.
3. Crew has 1-2 years sailing experience.
4. Sailing within 20 miles of shore, not in commercial shipping lane.
5. Boat bow to stern is 45 feet.
6. Prevailing wind is 10-15 knots, seas 4-5 feet at the bell.
7. Visibility is 5 nautical miles.

What are the responsibilities of each crew member?