Answer:
Im not fully sure, but I think that it is a drawing by leonardo da vinci, and it was one of his ideas for a thing kind of like a helicopter.
In archaeology, rock art is human-made markings placed on natural stone; it is largely synonymous with parietal art. A global phenomenon, rock art is found in many culturally diverse regions of the world. It has been produced in many contexts throughout human history, although the majority of rock art that has been ethnographically recorded has been produced as a part of ritual. Such artworks are often divided into three forms: petroglyphs, which are carved into the rock surface, pictographs, which are painted onto the surface, and earth figures, formed on the ground. The oldest known rock art dates from the Upper Palaeolithic period, having been found in Europe, Australia, Asia and Africa. Archaeologists studying these artworks believe that they likely had magico-religious significance.
(A) its true they were originally invented during this time.
Not sure per month, but in a year they make around $127,800. So you could divide that by 12. Which would be 10,650 per month.
Elizabeth Egan Gillies was born in Haworth, New Jersey, on July 26, 1993, to Dave and Lorrie Gillies. She has one younger brother, born 1996. ... Gillies' acting career began at age 12, when she started going to local open casting calls. She quickly began appearing in commercials for companies such as Virgin Mobile. Elizabeth Egan Gillies was born in Haworth, New Jersey, on July 26, 1993, to Dave and Lorrie Gillies. She has one younger brother, born 1996.[6] Gillies has stated that she has Irish ancestry, and an Italian grandmother and great-grandmother.[3][7]
Gillies' acting career began at age 12, when she started going to local open casting calls. She quickly began appearing in commercials for companies such as Virgin Mobile.[8] She left high school in her freshman year to pursue acting and participated in an online high school program.[9] Her first television role was as a recurring character in The Black Donnellys. She has stated that she was not allowed to watch the finished show in its entirety because her parents felt it was not appropriate for her at the time. She appeared in three episodes.