In the five-component model of information systems, which of the following components is considered an actor?

You have just returned from an interview with a company and are considering the appropriateness of a thank-you letter or note. The thank you message is

a. not necessary if you thanked the interviewer in person before leaving the appointment. b. appropriate and beneficial and should be written immediately. c. appropriate and beneficial and should be written about two weeks from now if you haven't received a response from the company about the job. d. not appropriate because it can be perceived as "pushy.".

In Fiedler's contingency theory, an important dimension for rating the situation is :

a. position power. b. leader-member relations. c. personal power. d. task structure.