What would have the greatest long-term impact on reducing the amount of carbon dioxide in the air?

Group of answer choices

planting trees around a farm

decreasing the number of livestock on a farm

cutting down trees around a farm

increasing the number of livestock on a farm

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in the year 2850, humans successfully colonized mars. the martian modules that were constructed could hold only a small population of people. it is now a century later, and the population on mars has grown to 600 people. of the current mars population, 45 people express the recessive phenotype for phenylketon- uria (pku) syndrome (pp genotype).

explanation:

answer; synapse; i believe this is correct,plz check first good luck;