(a) The department may perform any of the following activities relating to the protection, preservation, and advancement of public health:
(1) Studies.
(2) Demonstrations of innovative methods.
(3) Evaluations of existing projects.
(4) Provision of training programs.
(5) Dissemination of information.
(b) In performing an activity specified in subdivision (a), the department may do any of the following:
(1) Perform the activity directly.
(2) Enter into contracts, cooperative agreements, or other agreements for the performance of the activity.
(3) Apply for and receive grants for the performance of the activity.
(4) Award grants for the performance of the activity.