Answer:
Two things. First, it's spelled Uncle, not uncel. Second, Shouldn't that be something you can do on your own?
Explanation:
The Great Wall of China is 374 of age hope this help
Answer:
Use materials more resistant to chemical weathering.
Explanation:
In the context of a warm and humid city, it is important to use building materials that are not extremely susceptible to chemical weathering. Buildings made of brick and/or iron and steel will survive much longer in the elements in a tropical condition than will a building made of wood or calcite. The latter is especially vulnerable to even the slightest amount of acidity in the rain and is easily dissolved.
