The answer is A. China was opened for trade with Britain
It refers to communities that are planned, built, or modified to promote sustainable(able to be maintained at a certain rate or level.) living. Sustainable communities tend to focus on environmental and economic sustainability, urban infrastructure, social equity, and municipal government.
Aristocracy is the highest class societies, especially those holding hereditary titles or offices.
The ability of an individual or group to carry out a particular economic activity (such as making a specific product) more efficiently than another activity.
Answer:
A Beacon of Resilience and Love: Harriet Tubman. As one of the best-known “conductors” of the Underground Railroad, Harriet Tubman showed how someone can leave an inspiring legacy of love, sacrifice, and perseverance despite being born into the worst of circumstances.