Answer: A. Means-ends oriented to achieve some sort of goal
Explanation: Instrumental ties are not directed towards another person, such as commitment to a person we care about or feel some other kind of emotion and want to get, these are expressive ties. Instrumental ties are relationships that are limited only to the achievement of a goal or some sort of a goal, that is, we make a connection with someone until the goal is reached. There is an example of developing relationships and trust between a doctor and a patient to successfully complete treatment, is instrumental ties. So it's a collaboration that only lasts until it reaches some realistic immediate goal.
