B . To get there message across!
The commodity markets are those in which raw or primary products are traded. There is a distinction between hard and soft commodities.
- Soft commodities are products from agriculture or livestock such as wheat, barley or milk.
- Hard commodities comprise products from minery or extraction activities, such as silver, oil or coal.
I believe the answer is: Empirical
Empirical method refers to a method to obtain a certain knowledge that is initiated by using objective measurements, experiments, and observations.
From all method of studies, empirical method is the one that deemed as the least biased/more trustworthy.