Which Statement Is True

question 5

Multiple Choice

Which statement is true?

• A)Xn in the United States has been negative every year since the mid-1970s.
• B)Xn in the United States was generally positive for most years from the 1920s until 1971.
• C)Since the mid-1970s,GDP would have been higher without Xn.
• D)All of the statements are true.

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Definitions:

Nitrogenous Wastes

Waste products containing nitrogen that result from the metabolism of proteins and nucleic acids, such as urea and ammonia.

Urinary System

The body's drainage system for the removal of urine, comprised of the kidneys, ureters, bladder, and urethra.

Vena Cava

A large vein carrying deoxygenated blood into the heart; divided into the superior and inferior vena cava.

Aorta

The largest artery in the body, originating from the left ventricle of the heart and extending down to the abdomen.