Connor is a custodian at a local school. You think he seems bitter because he is always telling everyone that he dislikes his job because it beneath him. You're glad you only need to interact with him when you need the supply room door unlocked. You are surprised at how much influence Connor seems to have at the school. This influence likely results from Connor's $\_\_\_\_\_\_\_\_.$

a$.$ position

b$.$ information and expertise

c$.$ control of rewards, resources, or inside information

d$.$ personal charisma