What is the correct 9 letters for the electron configuration escape room level 3

Measuring which physical property is most likely to produce the most precise results when trying to identify a substance

What is the volume of the fluid in the graduated cylinder with accuracy and measured to the correct degree of precision? 41.2 ml 42.0 ml 41.23 ml 41.89 ml

Can someone me with questions 15 to 17 plz.