pls help i'm struggling

1) (5 points) For each example la.to le., match the example to one or more of the following economic consequences, listed as capital letters A to J, a. A negative externality (for example, strong/offensive odor emanating from the manure pit at a CAFO dairy farm) i. Matching letters: b. A positive externality (for example, elevated carbon sequestration on pasture land managed by a beef cattle rancher) i. Matching letters: c. High transaction costs (for example, the ability to negotiate and receive payment for a shipment of hay from Oregon to South Korea) i. Matching letters: d. High costs of exclusion but low rivalry in use (for example, new high-yielding varieties of open-pollinated wheat seed) . Matching letters: e. Low costs of exclusion but high rivalry in use (a truckload of fresh potatoes shipped from Ontario, OR). i. Matching letters: A. Marginal Social Costs > Marginal Private Costs B. Marginal Social Benefits