Answer:
B). A Cross-sectional research design.
Explanation:
A cross-sectional research design is demonstrated as a kind of observation study that involves the study and analysis of a representative subset from the population at a particular point of time.
In the given example, Tucker is employing 'cross-sectional research design' as he selects a representative subset('a group of 5-year-olds, a group of 10-year-olds, and a group of 15-year old) from the population at the same time for study and analysis(by interviewing them) . This implies that Tucker adopts a '<u>cross-sectional research design</u>.'
<span>Sparta is most commonly known today as the militaristic rival of enlightened Athens in ancient Greece. It is remembered for its military accomplishments particularly the heroic defense under King Leonidas of the pass at Thermopylae in 480 BC.</span>
Because they did not have the technology to resist without getting killed
Answer:
Mary Leaky was the woman who belived that.
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