Why was the Silk Road important to the development of China? The country had previously been isolated from the other ancient civilizations, and the Silk Road allowed a cultural exchange.
It contributed to the growing wealth of the nobility and ruling classes and helped keep the middle and lower classes in check.
The country needed a boost in population, and the Silk Road allowed new people to easily enter and stay.
It allowed an easy way for goods to flow into an economy that did not produce much, which increased wealth.

The Silk Road was important because it helped to generate trade and commerce between a number of different kingdoms and empires

Explanation:

This helped for ideas, culture, inventions, and unique products to spread across much of the settled world

i think the answer is c, rivers.

explanation:

sometimes, borders fall along natural boundaries like rivers or mountain ranges. for example, the boundary between france and spain follows the crest of the pyrenees mountains. for part of its length, the boundary between the united states and mexico follows a river called the rio grande. the borders of four countries divide africa’s lake chad: niger, chad, cameroon, and nigeria.

b. after i get up in the morning,

explanation:

after is a subordinating conjunction that introduces a time clause. time clauses are dependent clauses used to indicate when something happened.

the clause "after i get up in the morning" tells when the action in the main clause (drinking a cup of coffee) happens:

"after i get up in the morning, i drink a cup of coffee." it is the most logical choice of all.