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 runoff b. a disease among a population c. change to the landscape from construction d. seasonal drought

So it would be C.

Explanation:

Change to the landscape from construction. The answer is c because if there is construction, they are probably building something on top of what used to be that ecosystem.  i hope this helps

there is no stairs in bungalow

explanation:

poof

answer:

sequence 1- deletion

                  2- duplication

                  3- insertion

                  4- substitute

                  5- inversion