Hai!
1. He is Considering 3 Themes: Space, Safari, and Comics.
2. He is Considering 2 Places: Skating rink and the Park.
3. He is Considering 3 Days of the week: Friday, Saturday, and Sunday.
4. EXAMPLE 1 One possibility is that Noah is considering is a party with a Safari Theme at the park on Friday EXAMPLE 2 One possibility is that Noah is considering is a party with a Comics Theme at the park on Saturday
5. There is 21 Possible Outcomes
Hope I helped. Best of luck! :3