Task: Class Definition Understanding (ontology: Food_Agriculture/Crop_Ontology)

Which of the following definitions best describes 'FF - AFIS Measurement'?

A. Fiber primeter. Arealometer p, a measure of the perimeter, is defined as the distance around the outside wall of the fiber cross section
B. FF (fiber fineness) is an AFIS measurement on fiber fineness in weight per unit length (mTx or millitex). One thousand meters of fibers with a mass of 1 milligram equals 1 millitex
C. FNC (g-1), an AFIS measurement on nep count
D. Standard method for the total Sodium (Na) concentration measured in a given volume of stem extract

Answer: FF (fiber fineness) is an AFIS measurement on fiber fineness in weight per unit length (mTx or millitex). One thousand meters of fibers with a mass of 1 milligram equals 1 millitex