A manufacturing plant owner is concerned about climate change. For cleaner emissions, he chooses expensive wind energy for power instead of cheaper coal. As a result, the company pays higher energy bills to keep making the same products. What is the opportunity cost resulting from this company’s choice?

A) The company gives up the money that would be saved by using coal.
B) The company gives up the chance to reduce production to save money.
C) An entire new plant is built using money that could have been saved by using coal.
D) The company loses the ability to build new coal-powered machinery.

She took up a scalpel and slit the monkey's abdomen, making a slow and gentle cut, keeping the blade well away from her gloved fingers. the spleen was puffed up and tough, leathery, like a globe of smoked salami. she did not see any bloody lesions inside this monkey. she had expected that the monkey's interior would be a lake of blood, but no, this monkey looked all right, it had not bled into itself. if the animal had died of ebola, this was not a clear case. she opened up the intestine. there was no blood inside it. the gut looked okay. then she examined the stomach. there she found a ring of bleeding spots at the junction between the stomach and the small intestine. this could be a sign of ebola, but it was not a clear sign. it could also be a sign of simian fever, not ebola. therefore, she could not confirm the presence of ebola virus in this animal based on a visual inspection of the internal organs during necropsy.