Separation of sister chromatids (D)
With the overuse of chemical fertilizers, many lawns now have it to where decomposers can't live. This interferes most directly with the lawn ecosystem to recycle important nutrients. The correct answer is choice number 2.
I think it is C not 100% sure though
Once oil is formed it must accumulate in concentrations that can be drilled and pumped, these concentrations are called
traps
Answer:
a four-footed animal, especially a member of a group which includes all vertebrates higher than fishes. Not sure how to answer the second question.
Explanation: