Answer:
Nitrogen is so vital because it is a major component of chlorophyll, the compound by which plants use sunlight energy to produce sugars from water and carbon dioxide (i.e., photosynthesis). It is also a major component of amino acids, the building blocks of proteins. Without proteins, plants wither and die.
An individual's behavior can be influenced sociologically, psychologically and
physiologically by the arrangement of an interior environment. Dependent on functionality, co-working space etc of the room, a person may require more or less privacy which is related directly to productivity, social balance, personal happiness and other problematic or positive behavioral encounters.
C because it is a ready to eat food