"Oil drilling and production" is the one among the following that is the <span>primary foundation of the economy of the Arabian Peninsula. The correct option among all the options that are given in the question is the second option or option "b". I hope the answer has come to your great help.</span>
Answer: A. Word of mouth is a useless data source.
Explanation: Experimentation refers to an empirical procedure or process which is used to validate an hypothesis or establish a fact. However, experimentation requires rules which guides the process, these rules are necessary in other to avoid bias, false conclusions or inference.
According to the options given in the question above, facts used in experimentation should be traceable and reproducible. Word of the mouth is a useless data source as it usually has no empirical basis. Expert opinion or information being established by three or six sources could be considered as a fact.
Answer:
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Answer: It has been preserved and is as it was the day Roosevelt died.
Explanation: That's a significant thing about the little White House for Roosevelt.
Toestablish post offices and post roads
Issue patents and copyrights
Fix standards of weights and measures
Establish courts inferior to the Supreme Court
To make all laws which shall be necessary and proper for carrying into execution the foregoing powers
