Task: Class Definition Understanding (ontology: Earth_Environment/OBOE)

Which of the following definitions best describes 'Unit Conversion'?

A. A the concept describes the type of a Measurement in which the Measurement would follow the associated Protocol to record the value of the associated Characteristic of the associated Entity using the associated Standard. Any of these associated properties may be omitted, in which case the the concept is only constrained by the provided associations. A the concept is a hypothetical construct, in that it is not associated with a particular instance of a Measurement.
B. A base qualifier denotes a simple, atomic qualifier such as average, minimum, and maximum.
C. The bar (symbol: bar) is a unit of pressure equal to 100 kilopascals, and roughly equal to the atmospheric pressure on Earth at sea level.
D. A the concept is a mapping from a source unit to a target unit via a multiplier and an offset value.

Answer: A the concept is a mapping from a source unit to a target unit via a multiplier and an offset value.