<span>Natural selection affects predator-prey relationships in ecosystems in ways such as: A and B</span>
Answer:
Option C
Explanation:
It was during the time of medival Europe (11th & 12th century), when popes challenged the European monarchies over the freedom to choose bishop. This conflict was then resolved by the "Concordat of Worms" through a compromise agreement between the two parties. This conflict led to winning of great dukes and abbots and falling of the German empire
Hence, option C is correct
C. The Executive Office of the President
Apartheid was a South African system of segregation by race.
Under this system many people of African decent faced discriminatory and oppressive political and economic practices.