The weather forecast states that the temperature will be lower than –5°F tonight. Let t represent the temperature in degrees Fahrenheit.


Which inequality models this situation?


A.

t < –5 and t may be a negative number


B.

t < –5 and t must be a positive number


C.

t > –5 and t may be a negative number


D.

t > –5 and t must be a positive number