To answer this question, you need to understand the invention and development of the mercury thermometer.
Option A) Sir Alexander Graham Bell - This option is incorrect because Sir Alexander Graham Bell is known for inventing the telephone, not the mercury thermometer.
Option B) Fahrenheit - This option is correct because Daniel Gabriel Fahrenheit, a Polish-German physicist, is credited with inventing the mercury thermometer in the early 18th century. He introduced the Fahrenheit temperature scale, which is commonly used in the United States for measuring temperature.
Option C) Benjamin Franklin - This option is incorrect because Benjamin Franklin was a renowned scientist and inventor, but he did not invent the mercury thermometer. He is known for his work with electricity and the invention of the lightning rod, among other accomplishments.
Option D) Orville and Wilbur Wright - This option is incorrect because the Wright brothers, Orville and Wilbur Wright, are known for their pioneering work in aviation and the invention of the first successful airplane. They are not associated with the invention of the mercury thermometer.
The correct answer is B) Fahrenheit. This option is correct because Daniel Gabriel Fahrenheit is credited with inventing the mercury thermometer and introducing the Fahrenheit temperature scale.