Answer:
I would say highways but i'm not entirely sure
Explanation:
When you say physical capital, it refers to the additional machinery, building, space etc.
Therefore an example of changing physical capital is B. Building extra space in the factory. By doing this, you are adding additional physical location in where your employee or worker can work.
The correct awnser would be physical symptoms
The Cold War had many affects on education in the United States. One example is how schools would have air raid drills in case the Soviet Union launched a nuclear bomb, not that hiding under a desk would save you anyway. Another way is all the anti-Russian propaganda produced and distributed to young students.
Read more on Brainly.com - brainly.com/question/1328884#readmore