You Are the Purchasing Agent for Your Company and Are

You are the purchasing agent for your company and are meeting with Devon, a vendor representative with whom you have worked for a long time. As you discuss the products you need, Devon alerts you to some price discounts even though using them will reduce his sales commission. This type of transaction demonstrates which type of trust?

A) weak form
B) semi-weak form
C) semi-strong form
D) strong form