The economic health of Egypt will be affected by its population as (B) it will need to grow its economy faster than its population. As the population grows, with increasing birth rates, the economy needs to grow bigger in order to support the food, work and health needs of the populous.
In other societies education can be harder to get because not all people can afford and have schools. And others still use like hitting hands with rulers for punishment instead of detention, suspension, etc.
Moses lead the Hebrews out of Egypt.