The answer to this is Theory (not hypothesis as some may say)
Answer:
The best answer to the question: The following are examples of advances made during the Mesolithic Era, except:___, would be, C: Fishing nets.
Explanation:
The Mesolithic is a period that neatly meets between the Paleolithic Age and the Neolithic. The exact time in different regions of the world, in which this Period began, varies quite a bit. However, there have been some commonaities that have been found among the different groups of people, all of them hunter-gatherers, that lived and subsisted in particularly Northern Africa, Northern Europe and Western Europe, and parts of Asia, as far as it has been known. The first is the use of stone tools, of fine making, called microliths. The second was the advancement in the making of certains artifacts, for various reasons. Among the artifacts that have been found from this time, and that were made by people of this Era, are: pottery (the most common finding), bows and arrows, with which they would hunt, and canoes, small ones, to be able to fish, close to where they lived. The one thing they did not develop until after, was the fishing net.
He applied his skill in engineering to toughen up the defence
Expenditures made by the government sector on final goods and services, or gross domestic product. Government purchases are used to buy the goods and services needed to operate the government (such as administrative salaries) and to provide public goods (including national defense, highway construction).
