Why was oil important during world war i?

it was the only investment item available to keep the economy afloat.
it was used to fuel the rapidly increasing motorized vehicles.
it changed the way the government handled war plans.
it provided an introduction to new drilling techniques in foreign countries.

Which statement describes the central idea of the text? a. while the nigerian government has the wealth to improve the conditions in prisons, they continue to view it as a low priority. b. nigerian prisons neglect the physical and mental health of their prisoners by failing to provide them with basic necessities and services. c. the inhuman conditions in nigerian prisons could easily be improved, but the environment is considered part of prisoners' punishment. d. conditions in nigerian prisons are slowly improving as non-government organizations and citizens are providing much-needed equipment to the prisons.

Which statement about sharecropping is correct?

What was the combined affect of the indian removal act and the trail of tears