It affects us in a negative way because it makes things much easier for us, yet in the future it will leave us without the ability to do the things we had to do before the mobility. It affects the way we form relationships because we don't talk in person, we talk through mobile devices. We form relationships with people we may not even know.
Answer:
I think i know this but i forget
Explanation:
I'd say D. expert power because expert power is when an employee ( or in your case the teacher) has a high set of knowledge/skills that other employees do not posses. Which by the information above about this teacher's PhD and thier experience, I assume that this teacher must have expert power.
Try using google translate I hope I helped
Frustration is a common emotional response to opposition... Does that help any?