The answer for your question is C. Moscow
China faced a challenge to feed its people, the growing population seemed to have no way of feeding, so China embarked on a policy of achieving self-sufficiency in food, creating an economic reform program that increased productivity in the agricultural sector, surprising many observers when it became a net exporter of agricultural products in 2002.
All of these are important to playing a role in this world. Each one of these answers are crucial skills in life.
I hope this helped!
Altering photographs was part of Joseph Stalin's propaganda efforts to increase and create in the first place a personality cult for himself. He did this with the idea of creating and establishing the idea of himself as a great and important leader who cared for his country.