Perhaps because his audiences liked them
What do you mean? What’s your question exactly?
Q1 is either A or B
Q2 is neither
Yes you are right your answer is B
<em>How it works. </em><em>A camera obscura is a dark room with a small hole in one wall in its simplest form.</em><em> When it's bright outside, light enters through the hole and projects an upside-down image of the outside world onto the wall opposite the hole.</em>