46. natural increase can be best defined as (1 point)
population growth that occurs due to people's desire to migrate to more desirable locations.
population growth that occurs due to an increase in births.
population growth that occurs due to advances in the medical field which will diminish fatal sicknesses.
population growth that occurs due to favorable climatic and weather patterns in a region.

Select the correct answer.look at this nineteenth-century illustration of london. which explanation best relates this illustration to changes in britain in the 1800s? a.factory workers in cities lost their livelihood because of the lack of housingb.industrialization narrowed the inccome gap between landowners and workers.c.the migration of workers from rural to urban areas resulted in overcrowded citiesd.the spread of railways allowed farmers to sell produce far from where it was grown.