The best way to gather information for each of the scenarios are;
A team captain wants to know what his teammates eat before a match.---> Survey
A team captain wants to know who can score the most goals against the best player.--->Observational study
A team captain wants to know how praising a teammate affects that teammate's performance.--->Observational study
A team captain wants to know what other sports his teammates play.--->Survey. This is further explained below.
What is information gathering?
Generally, information gathering is simply defined as the gathering of knowledge about something allows plenty of time for the information collecting as well as preparing any appropriate financial support applications.
In conclusion, Information gathering differs as scenarios differ or as disciplines differ.
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