In health communication, the terms vehicle and medium refer to: $($Checks$/$l that apply$)$

A$)$ The path$/$channel that is used to reach the intended audience with health communication messages and materials

B$)$ The means of communication $($i$.$e$.,$ written or oral$/$verbal$)$

C$)$ The specific tactics used to communicate messages through communication channels

D$)$ The materials, events, media, and activities, or other means used to convey a message