Liquids are measured by liters.
solids are measured by cubic units.
The seeds she planted in the mud grew quicker because the mud is holding nutrition for the corn. The soil is a good guess to make, but the mud is more dense and moist. The water wouldn't have had more nutrients than the mud, just because the mud holds breakdown matter and other things from other plants.
The State of California uses a mechanism known as "NOTS" to rehabilitate chronic violators of driving laws. The Negligent Operator Treatment System (NOTS) is based on negligent operator points and consists of a computer-generated series of warning letters and progressive sanctions against the driving privilege.
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C. Genetic variation
Bacteria are very numerous, and random mutation of bacterial DNA generates a wide variety of change, including resistance. It happens through mutation and selection. Not only are they capable of sharing genetic bits of DNA to related and unrealted species they can develop ways to remove the antibiotic before it reaches its intended area via biochemical pumps or enzymes to inactiavte the antibiotic.