According to the information it can be inferred that Kristina had to sing during the Baroque Era with her own voice without the help of an electronic device such as a microphone because at that time it did not exist.
<h3>What is a microphone?</h3>
A microphone is an input device used to transform sound waves into electrical energy and vice versa in sound recording and playback processes. This device was created at the end of the XIX century.
Based on the above, it can be concluded that Kristina could not use a microphone during the baroque era to amplify her voice because the baroque was during the 17th century and the microphone was developed in the 19th century.
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The first and the Ancient art is prehistoric art that are petroglyphs (cupules), which was appeared throughout the world during the Lower of Paleolithic
Ancient art refers to the many types of the art produced by the advanced cultures of the ancient societies with the some form of the writing, such as those of the ancient of the China, India, teh Mesopotamia, Persia, Palestine, the Egypt, the Greece, and the Rome. Art from the past holds clues to the life in the past. By looking at the a work of the art's symbolism, colors, and the materials, that we can learn about the culture that produced it. For example, the two portraits above are all the full of the symbolism referring to the virtues of an ideal marriage during the fifteenth of the century.
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