The correct answer to this open question is the following.
The great pyramids of <em>Giza, </em>in Cairo, Egypt, are magnificent structures built with an angle of 52 grades, impossible to built in nowadays modern engineering. This is a fact that astonishes modern science. They were built as tombs for Pharaohs. These are the Pyramid of Khufu, the Pyramid of Kehfre, and the Pyramid of Menkaure. They had secret chambers, some already accessed by scientists, some not. Indeed, the Great Pyramid of Khufu is considered among the "7 wonders of the ancient world." Nobody knows exactly when a who built these magnificent pyramids, although there are many theories.
The pyramid of <em>Djoser</em> is a step pyramid is located in Saqqara, Egypt, built in 2700 BC as a burial to Pharaoh Djoser. It was a cut stone construction that in no way compares to any of the pyramids of Giza.
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Economy is the set of relations emerging in the system of production and distribution of goods and services in a given territory. It is also viewed as a system of social relations, considered from the standpoint of the concept of value, and the exchange of values between people.
The main function of the economy is to constantly create such benefits that are necessary for the life of people and without which society cannot develop. Economics helps meet human needs in a world of limited resources, therefore being critical for people to prosper.
The rhine and the danube rivers formed the northern boundaries.
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Explanation: Yet, advocates of the beneficial effects of war on mental health were soon ... a much more complex image of the psychological disorders of soldiers in the First ... they are crucial sources for actual practices and attitudes in the treatment institutions. ... was soon to be made aware of the problem of 'nervous and mental shock'.