Buying organic food, recycled paper, and fair-trade products are all examples of:

Sustainability: trying not to waste products and being good for the environment by doing things like in the question above.

Buying organic food, recycled paper, and fair-trade products are all examples of: Ethical consumption.

Explanation:

This consumer behavior enables the consumers to get easily accessible to the end products in the market at low price.

Fair trade helps the producers to sell the goods at considerably stable cost and reap benefits both for the producer and consumer.

Ethical consumption helps the consumer attach more importance to organic goods rather than adulterated and fake products. This type of consumerism can be seen from the richer part of the society as they can afford a lot to buy fresh organic food which are high in demand and price.

the mongolian invasion of china and central asia resulted in a disruption of the silk road as the chinese garrisons lost support from the chinese kingdoms which fell under the mongols. however, as the mongols established a formal dynasty in china, the successors of genghis khan restored the garrisons along the silk road allowing the safe travel caravans again.

sorry i really dont know