Population regulation occurs when select one: a. the population has reached a stable age distribution. b. density-dependent factors have been operating on birth, death, and emigration rates. c. density-independent factors have been operating on birth, death, and emigration rates. d. the population is close to zero. e. none of the above

c

Explanation:

Population regulation occurs when density-independent factors have been operating on birth, death, and emigration rates.

Population regulation is a density dependent process, meaning that population growth rates are regulated by density of Population.

Density dependent limiting factors cause population per capita growth rate to change. One example is competition for limited food among members of population.  

community or area create social relationships that typically differ greatly from the affiliations ultimate effects of travel experiences on the population in areas of origin, as well as in places of wage of only a dollar or two. motorcoach operators, museums, and restaurants fall into the broad category of public

explanation:

a is the answer i believe.