Individuals who exert direct or indirect social influence over others are referred to as Group of answer choicesdecision managersopinion leaders

D). Opinion leaders.

Explanation:

'Opinion leaders', as the name itself suggests are the individuals/leaders who possess the ability to affect or dominate the opinion of the audience or a group towards a specific subject matter he/she is specialized in and respected for. They are the individuals who have the potential to directly or indirectly influence a particular society, group, or community. Such leaders primarily intend to influence the audience's beliefs, opinions, or perceptions regarding a particular product or brand as people respect and follow them due to the knowledge and specialization they possess in the particular domain. Therefore, option D is the correct answer.