I don't know what the lotka thing is, but I'd guess c and d because their coefficients are closer
The role of DNA is to storegenetic information. Thegenetic information is storedin the chemical structure of...DNA is short for deoxyribonucleic acid. DNA is found in the nucleus of the cell.
Answer:
d . different population of the same species physically separated from each other forming new species.
C Its the only one that actually affects the bird population.