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>.'
The took the heavy guns from a captured fort and hauled them back to Boston. They took position on the surrounding hills. With there guns and strategic position they would be able to win. The British general was left with one option really. withdraw... <span />
Explanation:
The hierarchical structure within a biosphere can be represented as biological levels of organization of living things arranged from the simplest to most complex are:
Organelle, cells, tissues, organs, organ systems, organisms, populations, communities, ecosystem, and biosphere.
Answer:
-3.5x-7.5
Explanation:
Hope this helps! If you need an explanation, let me know.