The 300 million people who live in the U.S. make up just 5% of the world's population, but they consume a quarter of the world's oil supply. For much of the twentieth century, the U.S. was the world's largest oil producer, and its profligacy wasn't a pressing problem. Today, however, we are only the third-largest producer, behind Saudi Arabia and Russia. In terms of proven reserves, we have slipped to tenth place in the international rankings. John Cassidy, "Pump Dreams"
A) Argument; conclusion: For much of the twentieth century ... a pressing problem.
B) Nonargument.
C) Argument; conclusion: In terms of proven reserves ... international rankings.
D) Argument; conclusion: The 290 million people who live ... world's oil supply.
E) Argument; conclusion: Today, however ... Saudi Arabia and Russia.

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The Answer of The 300 million people who live in the U.S. make up just 5% of the world's population, but they consume a quarter of the world's oil supply. For much of the twentieth century, the U.S. was the world's largest oil producer, and its profligacy wasn't a pressing problem. Today, however, we are only the third-largest producer, behind Saudi Arabia and Russia. In terms of proven reserves, we have slipped to tenth place in the international rankings. John Cassidy, "Pump Dreams"
A) Argument; conclusion: For much of the twentieth century ... a pressing problem.
B) Nonargument.
C) Argument; conclusion: In terms of proven reserves ... international rankings.
D) Argument; conclusion: The 290 million people who live ... world's oil supply.
E) Argument; conclusion: Today, however ... Saudi Arabia and Russia.

The 300 Million People Who Live in the U