The researcher should use <span>cross-sectional observation.
</span><span>cross-sectional observation will analyze a certain population that has similarty, divide them into group, and compared it at one time.
</span><span>From this, we could see whether all group display a same response toward the similar occurrence that happen to them.
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A. have the biggest economic advantage..
is the correct answer...
HOPE IT HELPS YOU '_'
Answer:
Before agriculture was developed, everyone spent all of their time and energy gathering and hunting food. They didn't have time to develop writing, government, philosophy, or art.
Since farming only involves some of the people, the others were able to devote themselves to other pursuits.
Explanation:
It depends on the subject matter of the presentation. If persuasion is your goal, then use emotional appeals, but if you're simply trying to present for the purpose of informing, then analytical is the way you should go. <span />