The answer is option 3: A technique for making porcelain was perfected.
The art of making porcelain prospered in both periods. A lot of innovations were made in forms, glazes, decorative techniques methods of production and kiln technology.
During the Tang Dynasty, porcelain kilns were constructed all over the country and a type of vessel with molded decorations on it became very popular, which was made using an "upside down" and the coal was used as kiln fuel.
By the Song period, the manufacturing process was standardized (base-making, glazing, ingredient control, and temperature maintenance). In addition, the industry was divided into five types of kilns that had several features for glaze coloring and pattern design.
D. Stephen Austin
Led by the Empressario, Stephen F. Austin, an initial grant for three hundred families--the "Old 300"--in 1821 opened up Texas to a flood of American immigrants, as many as 30,000 by the time of the Texas Revolution in 1835.
Answer:
Domino Theory
Explanation:
The Domino Theory referred to the idea that if a country became communist, neighboring countries would become communist too, in a more or less short time frame.
The name from the theory comes from the fact that when dominoes are arranged vertically, if one domino falls down, all the other fall down as well.
The Domino Theory was one of the basis for the Vietnam War. The American leadership believed that if Vietnam became communist, neighboring countries such as Laos, Thailand or Malasya would soon become communist too.
In the end, the Domino Theory did not prove fully correct. For example, while Laos did become communist soon after, niether Thailand nor Malasya became so.
<span>The Intolerable Acts</span>