1) There are 13 states in the western region
2) The growth rate for the west was more than twice of the national by manufacturing
3) Migration increased once there was a discovery of gold in California
4) The west was one of the last regions to be added into the United States
5) In the west Hawaii and California have the highest temperatures
One of the ways that the government can become a consumer is that in its construction projects, they are dependent on manufactures of cement, gravels, and producer is when it lets the citizens pay for all permits.
Answer: Positive externality
Explanation: Positive externality is the concept in which the service produced and the consumption of that service will provide benefit a third party who is not a part of the process.
While producing fertilizer , it is providing a unintentional benefit to the community surrounding(third party) by keeping the insects away through exerting gases so that they don't cause insect bites or other problem.
Other options are incorrect because negative externalities are negative consequences face by the third party in a process. Comparative externality is related with comparison and pecuniary externality is increment or decrement in market price of service by action of economic actor .
I’m pretty sure it is all of the above. And also biology would be the subject for this question for future reference. Anytime
