What was the defining feature of the gibson girl look

I'm working on an assignment that has to do with digital art and this is my masterpiece that i've worked on. i was wondering if anyone knew any websites that i could possibly sell my digital artwork? i'd be very appreciated and will gladly mark the right website that does sell digital art as well brainliest! you!

Look at this painting by leonardo da vinci. this painting demonstrates da vinci's use of which of these to enhance the emotion of a painting

Choose the inventions of the baroque era. eyeglasses mercury barometer harvester microscope pressure cooker printing press slide rule