Karma is a concept of Hinduism which explains through a system where beneficial effects are derived from past beneficial actions and harmful effects from past harmful actions, creating a system of actions and reactions throughout a soul's (Atman's) reincarnated lives forming a cycle of rebirth.
cities or urban areas or tourist cities
1) separate yourself in a field of candidates
2) delivering presentations
3) being the best man in a wedding or giving a eulogy
Improved technology allows to create more goods and to increase the efficiency of providing services (answer d.) and this is they way that it increases standards of living. If there are more goods and services then more people have an access to them.