Answer:
d. people who influence others.
Step-by-step explanation:
Opinion leaders are generally individuals who opinions are held in high esteem by those who accept their opinions. They are journalists, celebrities, politicians, experts. This group of people are able to influence opinions and beliefs such as they can make their followers support or reject a particular product or brand. They do not necessarily have to be educated or experts in any field of knowledge, they just have to be people who are valued and their opinions actually matter