When the vice president disseminated the 5 year strategic plan to the directors. it is definitely an example of downward communication.
A downward communication refers to the flow of communication or information from top hierarchies to the lower ranks.
When a CEO pass an important message through mail to all lower hierarchies of his organization, this type of communication flow is known as downward communication.
In this question, the vice president is disseminating information to different directors below him, so, it is an example of downward communication because the information flows from high to low hierarchy.
Read more about this here
brainly.com/question/23417880