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1. Roofing their houses.

2. It became a vital ingredient for medicine and confectioneries.

3. Cane was prone to disease, crops withered and died.

4. They genetically experimented to make the cane stronger.

5. It makes the plant resistant to rust.

6. Brazil, Mexico, Australia (European union too)

7.  Cane is more resistant to disease. Genetic modification advanced the cultivation. Farmers continually look for new ways to make cane better. The genetic composition of cane is undertood better than before. An extra one: countries' cane expenditure grows by the years.

Explanation:

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the answer is c because info security should not use them for code

government played the key role in promoting industrialization in russia while individual businesses played a larger role in great britain. or for apex a