Well it kinda depends on where you gear your essay to.. few tips:
don't start with a question
if you want start with a fact
make it interesting (catching/hook)
Answer:The decline of feudalism and the movement of people and ideas made the Renaissance a time of great advances in western history. Inventions such as the printing press and fast production of books helped disseminate knowledge of ancient Greece and Rome and of science and medicine.
Explanation:
B. Separate themselves from those who were unlike them.
Answer:
<em>Longitudinal study
</em>
Explanation:
A longitudinal study (or longitudinal survey, or panel analysis) <em>is a research design requiring repeated measurements of the same variables</em> (e.g., humans) across short or long periods of time (e.g. using longitudinal data).
Studying the elephants across long periods of time to determine their intelligence.
It is often a form of observational study, although it could also be described as randomized longitudinal experiments.