Which of the Following Is an Example of Influence

Which of the following is an example of influence?

A) Tomo is a good hunter and often brings home a lot of meat. As a result, he has many friends who want to share this meat.
B) A doctor prescribes cholesterol-lower medicine to you. You don't think you need this medicine but decide to take it anyway because your doctor probably knows better than you do.
C) A police officer pulls you over and tells you to fix your tail light. You decide not to fix it until you have more money.
D) A chief tells the wealthy members of society to give food to the poorer members of the chiefdom.