I think B cause they were debased so that the emperors could use the the gold and silver to supply their armies
The answer is B. Bamboo was burnt by the Japanese Sumi-e artists to create charcoal that they used in their paintings/drawings. Charcoal is one of the oldest media used for drawing by artists and is still used today by some artists.
I believe it is c I researched all of them and the most convenient is gothic architecture
Answer:
Quartz is not pure in this rock.
Explanation:
When quartz shows effervescence in contact with an acid, it means that it is not in its pure state, but rather related to other substances that may be cementing the quartz. This effectiveness is caused by substances that do not react like quartz, such as calcite.
In this case, we can conclude that in relation to the calcium-rich rock shown in the question above, the calcium is not pure, but it is likely to be related to calcite, or other material that does not react to acid.