10. Why is oil used under the oil immersion lens instead of water? (1 Point) O oil is thicker than glass and so it will focus the image better O Oil is less dense than water and therefore it will help...

Extracted text: 10. Why is oil used under the oil immersion lens instead of water? (1 Point) O oil is thicker than glass and so it will focus the image better O Oil is less dense than water and therefore it will help focus the image better O oil and glass both refract light at the same degree and so oil will help focus the image better O oil and air both refract light at the same degree and so oil will help focus the image better O All of the above