Answer:
Option D
Step-by-step explanation:
In simple words, being ethical refers to the tendency of an individual or an entity to be in accordance with the morals and rules that are regulated in the society due to customs and beliefs.
Thus, in the subject matter of presentation the presenter of the message should be ethical and if the message contains any element which is not suitable for a particular audience in respect of age, gender or race etc. the he or she must inform the audience ion advance.