It is a good idea to learn about a food supplier's warehouse practices. the best way to gather the information is to

One should know as to the food supplier's practices and the best way in collating information is through a survey. One can do it through a questionnaire. With this one can have answers through interviewing people through the questionnaires. Hope this is the answer then.

Interacting group of various species in a common location. for example, a forest of trees and undergrowth plants, inhabited by animals and rooted in soil containing bacteria and fungi, constitutes a biological community.