According to these criteria, the service sector covered in this paper is the economic activities other than agriculture, hunting, forestry and fishing, mining and quarrying, manufacturing, utilities (electricity, gas and water supply) and construction
You would look at the nutrition facts on the side of the cereal box's.
Phase C. 3 of clinical testing is required by the FDA before drug approval and uses the greatest number of subjects. These clinical trials are randomized and controlled trials on large patient groups.