In Maglev, superconducting magnets suspend a train car above a U-shaped concrete guideway. Like ordinary magnets, these magnets repel one another when matching poles face each other. ... Here, both magnetic attraction and repulsion are used to move the train car along the guideway
give brainliest x
For the people (and we shouldn't be thinking "them", but "us" - we all hope to be older one day!)
this means a better quality of life when old, and also potential longer life and longer health: with more social stimuli, the brains will be longer healthier
For the society:
lower costs of care (since the elder will be longer independent) and the possibility of benefiting from their experience!
It's either:
Symbolic Interaction
Functionalism
Stimulus-Value-Role Theory
or
Conflict Theory
Selflessness and distance from all worldly desires.