Identify each scenario given below as structurally, frictionally, or cyclically unemployed.

a. A recent recession has reduced the number of visitors to a local theme park. The park has had to lay off many of its employees, including Neha.
b. Gilberto recently lost his job as a waiter at a local restaurant.
b. A recent increase in the minimum wage keeps local employers from adding more of the low-skill positions for which he qualifies, so he has been unable to find work. He continues to look for a job, but he's considering going back to school for vocational training.