Because the whole base of a country is it's people. Without a well educated and efficient populace, a country is doomed
Its D: Using credit means receiving money from a financial institution and paying it back over time.
The Moroccan invasion was the direct factor that caused the Songhai kingdom to fall. Many other factors such as incompetent leaders, and loads of rebellions caused this too.
Answer:
Lords were responsible for managing and defending their manor and acting as judges. They fought in time of war and supplied soldiers.
Explanation:
The answer is D,
digesting food is chemical to chemical
photosynthesis is light to chemical
and clearly respiration isn't the choice as well