The science of ecology developed from the study of
a. natural history.
b. chemistry.
c. human populations.
d. biology.

Mid to high level clouds that look like layered blankets are called

How did the cleveland massacre impact standard oil in 1872? standard oil hired all the laborers who were nearly killed during the cleveland massacre. standard oil became a monopoly in the cleveland oil market after the cleveland massacre. standard oil was bought out by other companies in the city after the cleveland massacre. standard oil closed down to avoid additional violence in the wake of the cleveland massacre.

What is the term for a short statement about history that has not been yet been proved