This is evidence for the "<span>social" </span>explanation of the causes of gender differences.
Social expectation is an internalized social standard for people and associations, therefore for society in general, about what individuals ought to do. It works on two distinct levels, first on specific elite gatherings and afterward on the overall public.
A) a barter system that does not rely on money or other currency.
Answer: It helped build power plants.
Explanation: The Rural Electrification Act granted federal loans for the installation of electrical distribution systems to serve rural areas.
A homologous mixture has the same composition throughout<span />