(Figure: Total Cost and Quantity of Output II) What Could

question 69

Multiple Choice

(Figure: Total Cost and Quantity of Output II) What could cause the movement from TC₁ to TC₂?

• A) a decrease in the firm's fixed costs of production
• B) economies of scale
• C) a technological change that increases the productivity of inputs
• D) an increase in input prices

---

Definitions:

Extrapyramidal Tract

A network of neurons in the brain involved in the coordination and control of motor functions, particularly those responsible for involuntary movements.

Myelin

A fatty substance that encases and insulates nerve fibers, speeding up electrical impulses between neurons and crucial for proper nervous system functions.

Demyelinating Process

A pathological condition in which the myelin sheath of nerve fibers is damaged, disrupting neural conductivity.

Neurons

Nerve cells that are the basic building blocks of the nervous system, responsible for receiving, processing, and transmitting information through electrical and chemical signals.