For me
The more we review/study about a subject the higher the value of our advancement/advantage/grade..
Answer: The styles of suits worn by young boys in the Romantic period include:
skeleton suits
tunic suits
Eton suits
The correct answer is mixtures.
Salt water, vinegar, bronze, air, and beach sand are all mixtures, some of them more homogeneous or heterogeneous than others. A mixture, as the name itself says, is a blend of more than one element. So salt water is a mixture of salt and water, vinegar is a mixture of acetic acid and water, bronze is a mixture of copper and other metals, air is a mixture of nitrogen, oxygen, and other elements, and beach sand is a mixture of sand and water.
Answer:
water pollution
I think that makes industrial revolution