Advertisements for hygiene products like toothpaste and soap tend to feature doctors as spokespersons endorsing the products. consumers perceive these doctors to possess a substantial knowledge on health and hygiene. which of the following characteristics of the message source is represented by this example?

Expertise.

Explanation:

Since advertisements for hygiene products feature doctors as spokespersons who endorse the products.Since doctors are trusted by the people for their knowledge in the field of health and hygiene.They are regarded as experts in this field.The characteristics that is represented by the this example is expertise.

c

explanation: because you need to reduce the pollution on land,the exhaust fumes will stop,and stop it in water,the oil that is in the oceanharms the fish   sorry if you   have been waiting long  

answer; legislative branch;