What is the difference between the short run and the long$$ run?

Part $2$

A$.$

In the short$$ run, a firm can vary all inputs but technology is$$ fixed, while in the long$$ run, a firm can adopt new technology but all inputs are fixed.

B$.$

In the short$$ run, all of a$$ firm's inputs are$$ fixed, while in the long$$ run, a firm is able to vary

all inputsall$$inputs

but not adopt new technologybut$$not$$adopt$$new$$technology$.$

C$.$

In the short$$ run, all of a$$ firm's inputs are$$ fixed, while in the long$$ run, a firm is able to vary all its inputs and adopt new technology.

D$.$

In the short$$ run, at least one of a$$ firm's inputs is$$ fixed, while in the long$$ run, a firm is able to vary all its inputs and adopt new technology.

E$.$

In the short$$ run, a firm can vary all inputs but technology is$$ fixed, while in the long$$ run, a firm can vary all inputs and adopt new technology.

Part $3$

Is the amount of time that separates the short run from the long run the same for every$$ firm?$$

$$

$$

Yes

No