Answer
b. leaders.
Step-by-step explanation:
Leaders influence attitude and behavior of people.
Almost the majority of people dont trust brands just for simply watching their ads or marketing strategies as it ocurred a decade ago.
Since leaders are held high in steem for their public , they influence people's purchasing choices.
Leaders have a changing and more determing role in influencing peoples choices
People give more credit to online recommendations and reviews, they feel this is more personal
Today most leaders are also active social media users, they write tonline reviews and have many personal attributes that make them act as marketing influencers
Brands seek the opinion leaders in order to communicate the importance of using their products and services