A floor manager discovers widespread dissatisfaction and a high turnover rate amongst LPN and certified nursing assistants (CNA). Which of the following strategies might motivate the staff and lead to enhanced job satisfaction?

Allow LPNs and CNAs to perform tasks beyond their scope of practice.

Establish a rewards program to recognize achievements of the staff.

Hire additional staff so individual workloads are lessened.

Improve the working conditions of the unit by investing in ergonomic chairs.