Please add a picture of what numbers ; )
They must make sure that all things pointed out are fact, not opinion.
Lipid you can look up the chemical structures and lipids are the longest which make them the largest
As you can search and read the definition of a scientific experiment is the process of testing and finding the truth through this scientific method. Thus, all items are considered scientific experiment except for item "c" Ask her coworkers which solution they thick is better.
