Answer:
An educated guess or a presumption based on review of the research literature
Explanation:
A hypothesis is an educated guess or a presumption based on review of the research literature.
It is a proposition based on reasoning without any assumption of its truth, it enables the researcher to have a better understanding about the subject matter of the study.
The answer is B. hope i helped:)
Answer: In the late 1800's and early 1900's, urban areas of the United States attracted thousands of immigrants because of the ready availability of industrial jobs.
A homologous mixture has the same composition throughout<span />
