The answer is trust vs. mistrust. This is is the primary stage in Erik Erikson's hypothesis of psychosocial advancement. This stage starts during childbirth and keeps going through one year of age. Newborn children figure out how to assume that their guardians will meet their fundamental needs. On the off chance that these necessities are not reliably met, doubt, doubt, and uneasiness may create.
1. 5N
2. Yes
3. Towards boy A (the one pulling with 10 N)
Answer: Answer is B
Explanation: Trust me it just is
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.