I just took a test on this and the answer is the process of incorporation, D!
Answer:
Hieroglyphs because words and sentences can be formed with hieroglyphs (the different characters can represent different words and/or letters) which is very close to writing.
The environmental legislation signed by President Bush in 1990 set stricter standards on pollution from factories. This was done to prevent the negative results of pollution, since everything concerning that was getting worse and worse.