The Inca Empire was a vast region extending over 2500 miles along the mountains/ coast of South America. It extended through present day Ecuador, Peru, Chile and small regions of surrounding countries.
Was: Wilhelm Valentiner was born at Karlsruhe (Baden), and studied at Heidelberg under Henry Thode, and in the Netherlands with Cornelis Hofstede de Groot and with Abraham Bredius
Why: In 1906 he published his dissertation on Rembrandt that he started in 1904: Rembrandt auf der Lateinschule.
Answer: saxophone in my opinion. When you hear one of those you probably think about jazz. This is just my opinion. Bass is another very important instrument in jazz.
Explanation: built different
You can improve your drawing skills by practicing more and little by little, you can get better at it.
I hope this helps :)