What is the main cause of urban migration in the united states? a. rural communities are no longer necessary. b. urban dwelling provides better access to goods, services, and jobs. c. urban communities reduce human impact on the environment. d. rural communities are unable to support life in the long-term.

Answer;

B. Urban dwelling provides better access to goods, services, and jobs.

Explanation;

The urban migration was caused by the increase of jobs in cities during the industrial revolution and the improved access to goods and services that came with changes in transportation.

Generally, people migrate from rural to urban areas for economic/employment opportunities, but the specific reasons can be categorized as either "push" or "pull" factors. Push factors include what makes the people move away from a place; for instance, a lack of jobs or social opportunities. Pull factors, on the other hand, are why people want to come to a place, for reasons such as better job opportunities or easier access to amenities, including education and healthcare.

B

Explanation:

Urban dwelling provides better access to goods, services, and jobs.

a researcher conducts an experiment on the secretion of a particular hormone in mice. scientists inject mice with a substance that stimulates the production of the hormone. the scientists then test the levels of hormones produced by the mice. the tool used to measure the hormones consistently detects the levels at 10 points lower than the actual hormone levels in the mice. this tool makes measurements, but the measurements aren't .

explanation:

no u