Environmental factors can cause various changes in ecosystems. Which of the following would most likely have the greatest lasting effect on an ecosystem?a. a seasonal excess of fertilizer runoffb. a disease among a populationc. change to the landscape from constructiond. seasonal drought Please select the best answer from the choices providedABCD

c. change to the landscape from construction

Explanation:

There are various natural and human-involved factors that are responsible for the change in the ecosystem. An increase in the human population, deforestation, change in the climatic conditions, and global scarcity of natural resources are some of the main reasons behind the environmental crisis. The drastic alteration in the landscape because of the construction have major effects on the environment. There are various setbacks to this factor. Some of them are deforestation, rapid fall in the vegetation and wildlife, soil erosion, and pollution.

if the type of the food available changes, then the frequency of beak types will change, because birds with beaks more suited to the available food will be more successful over time.