Which of the Following Statements Is True About the National

question 93

Multiple Choice

Which of the following statements is true about the National Activity Index?

• A) When the index has a zero value, the economy has reached a trough.
• B) Negative values always mean the economy is in a recession.
• C) Positive values indicate the economy may face a period of increasing inflation.
• D) Negative values mean the economy is growing more slowly than its long-term trend.

---

Definitions:

Meninges

Protective membranes that cover the brain and spinal cord, consisting of three layers: the dura mater, arachnoid mater, and pia mater.

Cerebrospinal Fluid

A transparent, colorless liquid located in the brain and spinal cord, which offers padding while ensuring a constant environment.

Dermatome

An area of skin that is mainly supplied by a single spinal nerve.

Spinal Cord

The long, thin, tubular structure made up of nervous tissue, which extends from the medulla oblongata in the brainstem down the vertebral canal to the lower back, facilitating nerve impulses between the brain and the rest of the body.