Problem: John designed a hypothetical lever that would have ideal mechanical advantage. He labeled the lever as lever A. He then wanted to compare this lever with a real world lever, which he labeled as lever B. He intended to use these levers to increase force. Which lever would produce greater increase in force, lever A or lever B?

A: lever A

Problem: Students working on their thesis for graduate school decide that they will write about the differences between two identical plants, but they will infect one of the plants with a fungus. This fungus will create a mycorrhizal association between one of the plants and the fungus. After caring for the plants, the students have grown fond of them and given them names. They have named one of them Audrey and the other Baudrey. They flip a coin to decide which plant will be infected with the fungus, and fate has decided that Audrey will have the fungus grow on it. Baudrey will be left to grow naturally. Which plant's roots will have more surface area?

A: Audrey

Problem: Park farm and Fiddle farm provided Red city with tonnes of produce annually. Fiddle farm used and abundance of fertilizers and pesticides, while Park farm didn't use any of those substances. Which farm caused more fertilizer to dissolve in the soil because of rain?

A: Fiddle

Problem: John enrolled in a prestigious culinary school. In the very first day his instructor was showing different processes used on fruits. One of them was glace fruit. He showed the class how to prepare glace fruit and kept some of the glace fruits on bowl A. To compare glace fruits with non glace fruits he kept some non glace fruits on bowl B. Which fruits would not develop unfavorable osmotic pressure, bowl A or bowl B?

A:
bowl A