The Precise Cause of ADHD Is

question 71

Multiple Choice

The precise cause of ADHD is

• A) Heredity
• B) Environment
• C) Neurological
• D) Unknown

---

Definitions:

AVC

Average Variable Cost is the total variable cost per unit of output.

ATC

Average Total Cost; the per-unit cost of production, calculated by dividing the total cost by the quantity of output produced.

Marginal Output

The additional output that results from increasing the production input by one unit.

Total Output

The total value of all goods and services produced in an economy during a specific period.