Answer:
dialectic relationship.
Explanation:
Hegel coined the "Master-slave" dialectic for a relationship that exists where although one holds the power over the other, there is a constant and permanent bond between them. The necessity of depending on the other makes this relationship dialectical.
The slave needs the Lord for granting him the means of survival, and the Lord, in turn, needs the labour done by the slave.
Similarly, students and professors are always relying on the other for keeping the teaching & learning environment healthy, while you can depend on him for grades, the teacher must also foreseek for you well being so he can keep his job.
The Rocky Mountains are massive mountain ranges that stretch from Canada to central New Mexico. They took shape during a period of intense plate tectonic activity around 170 to 40 million years ago. Three major mountain-building episodes shaped the western United States.
When driving on the freeway beware of a dreamlike trance known as HIGHWAY HYPNOSIS. Highway hypnosis is a mental state condition in which a person who is driving a vehicle drives correctly [obeying all traffic rules] over a long distance without remembering that he has done so. The condition is typically experienced by tired drivers.