Lack of economic development!!! i hope that helps you
Answer:
Hydrogen in the core of the star is converted to helium by nuclear fusion. When the hydrogen supply in the core begins to run out, and the star is no longer generating heat by fusion, the core becomes unstable and contracts.
Answer:
The immediate consequence of a city failing to provide educational resources for its residents is that d) Fewer children may be able to break the cycle of poverty. When education is not readily available for each citizen, people are less likely to experience social mobility and be able to break the cycle of poverty, as without education it is harder to get a nine to five job and wages are often lower when working in an occupation which does not require a university degree.