The TGC Control Can Strengthen Echoes That Are

question 4

Multiple Choice

The TGC control can strengthen echoes that are

• A) returning from deep tissues.
• B) emitted from the transducer to deep tissues.
• C) returning from superficial tissues.
• D) emitted from the transducer to superficial tissues.

---

Definitions:

Highly Progressive

A tax system in which tax rates increase significantly as income or wealth rises.

Federal Spending

Expenditures by the federal government, which can include spending on defense, social security, health care, and infrastructure, among others.

National Defense

Government actions, including militaristic measures, taken to defend a country from external threats and ensure national security.