A. i just read about this in my history book for school.
Answer:
Lab technician
Explanation:
Chemical used is the main independent variable. Cell growth was the dependent variable or response variable. The cell type and dose are both being tested within the experiment leaving lab technician.
Manufacturers try to locate their factors as close as possible to their inputs and markets to cut transportation cost. Other issues could be the availability of raw material, land, water, labor, power, capital, transport, and market. Examples of these manufacturers and/or industries would be the market for construction workers or “factor markets”. Industries and/or companies such as McDonald’s and other fast food chain, rely on these factor markets for materials to continue to expand and increase the economic growth and success.
Actually those do look correct which ones did you get wrong?