Choose the One Alternative That Best Completes the Statement or Answers

Choose the one alternative that best completes the statement or answers the question.
Solve the problem.
-In the mid-nineteenth century, explorers used the boiling point of water to estimate altitude. The boiling temperature of water $T \left( \text { in } ^ { \circ } \mathrm { F } \right)$ be approximated by the model T = -1.83a + 212, where a
Is the altitude in thousands of feet. Determine the temperature at which water boils at an altitude of
9,000 ft. Round to the nearest degree.

A) 214 °F
B) 228 °F
C) 196 °F
D) 210 °F